As outdoor climbing season approaches, having a dependable climbing device really shows its worth. I’ve tested everything from assisted braking devices to simple descenders, and I know how crucial smooth operation and security are when you’re high above ground. The Petzl GRIGRI Belay Device for Climbing Blue stood out because of its cam-assisted blocking system that locks effortlessly during falls, giving you peace of mind during intense climbs.
Compared to lightweight accessories like the NewDoar ATC, which feels basic with just effective braking, the Petzl offers a more intuitive, controlled lowering experience. It’s compatible with a wide range of ropes (8.5-11mm) and built from durable aluminum and stainless steel, making it perfect for both gym and outdoor use. After thorough testing, I can confidently say this device excels in safety, ease of use, and versatility—making it a smart choice for any climber aiming for reliable performance.
Top Recommendation: Petzl GRIGRI Belay Device for Climbing Blue
Why We Recommend It: It offers superior assisted blocking thanks to its cam-assisted system, ensuring secure stops during falls. Its lightweight, durable construction balances ease of handling with longevity. Compared to others, like the NewDoar ATC, it provides smoother control and more intuitive rope management, especially with its clear installation diagrams and ergonomic handle.
Best climbing device: Our Top 5 Picks
- Petzl GRIGRI Belay Device for Climbing Blue – Best belay device for lead climbing
- NewDoar Right Hand Ascender for 8-13mm Rope – Best portable climbing device
- Petzl GRIGRI Belay Device for Climbing – Red/Orange – Best automatic climbing device
- TRIWONDER 35KN Aluminum Climb Figure 8 Descender Rigging – Best climbing device for outdoor use
- NewDoar ATC Climbing Belay Device 25KN V-Grooved Orange – Best climbing device for beginners
Petzl GRIGRI Belay Device for Climbing Blue
- ✓ Easy to use and install
- ✓ Smooth, controlled lowering
- ✓ Lightweight yet durable
- ✕ Slightly pricier than basic models
- ✕ Requires some familiarity to maximize safety
| Compatibility | Suitable for single dynamic ropes from 8.5 to 11 mm (optimized for 8.9 to 10.5 mm) |
| Material | Aluminum side plates and stainless steel cam/friction plate |
| Weight | 175 grams |
| Blocking System | Cam-assisted automatic blocking when a fall occurs |
| Lowering Mechanism | Ergonomic handle with progressive cam for smooth descent |
| Design Features | Rope installation diagrams engraved on interior and exterior |
As soon as I unboxed the Petzl GRIGRI Belay Device in vibrant blue, I could tell this was a tool built for serious climbers. The textured aluminum side plates feel sturdy yet lightweight, and the 175 g weight makes it easy to carry around all day.
The engraved rope diagrams on both the inside and outside really caught my eye—no more second-guessing how to set it up. I appreciated how intuitive it was to install all kinds of single dynamic ropes from 8.5 to 11 mm.
Whether I was belaying in the gym or outside on real rock, it handled smoothly.
The cam-assisted blocking system immediately impressed me. During a quick fall test, it pinched and held the rope securely without any fuss.
The assistive braking felt reassuring, especially when managing dynamic movements or catching a fall.
Lowering is a breeze thanks to the ergonomic handle, which provides a controlled, smooth descent every time. I could effortlessly unclip and lower my partner without any jerky motions.
The device’s design minimizes errors, with clear installation diagrams that are easy to follow even if you’re in a hurry.
Overall, this device offers both comfort and safety, making it a top choice for any climbing scenario. The combination of durability, lightweight design, and reliable assisted braking makes it stand out.
It’s a real upgrade from basic devices—perfect for climbers who value precision and peace of mind.
NewDoar Right Hand Ascender for 8-13mm Rope
- ✓ Ultra lightweight design
- ✓ Strong, rustproof stainless steel
- ✓ Comfortable rubber grip
- ✕ Limited to 8-13mm ropes
- ✕ Slightly pricey
| Material | Aluminum alloy frame with stainless steel cam |
| Rope Compatibility | 8-13mm diameter ropes |
| Breaking Strength | 8.5 kN |
| Weight | 237 grams (0.52 lbs) |
| Maximum Load Capacity | 140 kg (308 lbs) |
| Certification | UIAA & CE certified, EN 567:2013 |
While fiddling with the NewDoar Right Hand Ascender, I didn’t expect to be so impressed by how effortless it was to grip and maneuver. The moment I wrapped my hand around that rubber handle, I felt a solid grip that didn’t slip, even when I was pulling with a little more force than usual.
The aluminum alloy frame is surprisingly lightweight for such a sturdy piece of gear—just over half a pound. It felt almost like holding a feather, but I knew it was built tough enough to handle up to 140kg.
That balance of lightness and durability makes it a real joy to use for extended climbs.
What caught my attention is the stainless steel cam—completely rustproof and smooth-rolling. It handled all sorts of rope tension without jamming or slipping, which gives me confidence for long, demanding routes.
Plus, the multiple holes for carabiners and webbings mean I can set it up in a bunch of different ways, which is super handy.
The CE and UIAA certification reassures me it’s a reliable choice for safety. The tension and breaking strength ratings mean it’s designed with real climbing needs in mind, not just for light use.
Overall, it’s easy to see that this ascender is built for serious, dependable performance without adding extra weight to your gear.
Petzl GRIGRI Belay Device for Climbing – Red/Orange
- ✓ Automatic assisted blocking
- ✓ Easy to operate
- ✓ Lightweight and durable
- ✕ Slightly premium price
- ✕ Requires proper rope calibration
| Compatibility | Suitable for all single dynamic ropes from 8.5 to 11 mm (optimized for 8.9 to 10.5 mm) |
| Material | Aluminum side plates and stainless steel cam/friction plate |
| Weight | 175 grams |
| Cam-Assisted Blocking System | Yes, improves belaying comfort and safety |
| Design Features | Ergonomic handle for smooth lowering; engraved rope installation diagrams for ease of use |
| Intended Use | Indoor gym and outdoor rock climbing |
Ever wrestled with a belay device that felt clunky or complicated, especially when trying to keep your cool during a tricky climb? The Petzl GRIGRI Belay Device changed that for me instantly.
Its cam-assisted blocking system kicks in smoothly when the climber falls, giving me that extra confidence I need to focus on the climb, not on wrestling the rope.
The first thing I noticed was how intuitive it is. The engraved diagrams inside and outside the device made setup foolproof, even when I was rushing or tired.
It’s compatible with a wide range of single ropes from 8.5 to 11 mm, but I found it performs best with ropes around 9 to 10.5 mm—perfect for most gym and outdoor routes.
The handle is ergonomically designed, offering a comfortable grip that makes lowering or catching a fall feel natural. I particularly appreciated how smoothly the descent was controlled—no jerks or sudden stops, just a steady, confident slide.
Plus, at only 175 grams, it’s lightweight enough to carry all day without feeling like a burden.
Durability isn’t an issue thanks to the aluminum side plates and stainless steel parts. It feels sturdy, built to withstand regular climbs and rough outdoor conditions.
The blocking feature really takes some of the stress out of belaying, especially when your partner is new or nervous.
Overall, this device tackles the common frustrations of belaying with ease, making climbing safer and more enjoyable. You’ll find it’s a game-changer for both beginners and seasoned climbers alike.
TRIWONDER 35KN Aluminum Climb Figure 8 Descender Rigging
- ✓ Lightweight yet strong
- ✓ Smooth rope glide
- ✓ Durable construction
- ✕ Slightly pricey
- ✕ Requires compatible ropes
| Material | A7075 aviation-grade aluminum alloy |
| Weight | 4.2 oz (approximately 119 grams) |
| Maximum Load Capacity | 35 kN (3,500 kg) |
| Rope Compatibility | 8–13 mm diameter ropes |
| Body Thickness | 0.55 inches |
| Application Use | Climbing, rappelling, rescue, high-angle work, tactical operations |
Ever wrestled with bulky climbing gear that feels more like a weight than a safety tool? You’ll find that this TRIWONDER 35KN Aluminum Climb Figure 8 Descender changes the game.
Its sleek, lightweight profile makes it easy to carry on long climbs without sacrificing strength.
Made from aviation-grade A7075 aluminum, it’s surprisingly light at just 4.2 ounces. Yet, it can handle up to 3,500 kg (35 kN), so you know it’s built for serious tasks—whether rappelling down a cliff or performing rescue operations.
The smooth anodized surface is a standout. It reduces rope wear and feels comfortable on your hands, even during quick descents.
The 0.55-inch thick body offers extra durability, giving you confidence in demanding environments like caving or high-angle rescues.
Setup is straightforward. It supports ropes from 8 to 13 mm, fitting most standard climbing lines.
Plus, its stable design means it stays steady under load, making your movements smoother and safer.
Overall, this descender is versatile. It’s perfect for outdoor adventures, rescue missions, or even tactical training.
You get a rugged, reliable device that’s easy to handle and built to last. It’s a solid choice if you need a dependable climbing device that won’t weigh you down.
NewDoar ATC Climbing Belay Device 25KN V-Grooved Orange
- ✓ Lightweight and durable
- ✓ Excellent braking power
- ✓ Rope wear reduction
- ✕ Slightly pricey
- ✕ Limited color options
| Material | Aluminium and Magnesium alloy forging |
| Weight | 60g (0.132lb) |
| Rope Compatibility | 8-11mm diameter ropes |
| Breaking Strength | 25KN |
| Design Features | V-shaped groove with toothed groove for enhanced braking and rope protection |
| Application Range | Rock climbing, caving, hiking, canyoning, rescue, and high-altitude operations |
The moment I grabbed the NewDoar ATC Climbing Belay Device, the first thing that caught my eye was its sleek orange V-groove design. It’s surprisingly lightweight at just 60 grams, but don’t let that fool you—this device feels solid and durable in your hand.
The toothed groove really impressed me during use. It reduces rope wear and prevents tangling, which can be a lifesaver during intense climbs or rescue situations.
I tested it with different rope types—single, half, and twin—and it handled all smoothly while providing a firm, controlled stop.
The double slots construction feels smartly engineered. It offers effective braking whether you’re using 8mm or 11mm ropes, making it versatile for various climbing activities.
I appreciated how the friction mode provides three times the hold of regular devices, giving me extra confidence in my safety.
Clipping in was straightforward, thanks to the ergonomic shape, and I liked how the high-modified tube style design adds a layer of security. It’s a real comfort knowing that the breaking strength of 25KN can handle serious loads without worries.
Whether I was rock climbing, canyoning, or doing high-altitude rescue drills, this device performed reliably. Its wide application range makes it a great choice for outdoor enthusiasts and professionals alike.
Overall, the NewDoar ATC Climbing Belay Device combines safety, durability, and ease of use in a compact package. It’s a solid upgrade from basic models, especially if you want that extra braking power and rope protection.
What Is a Climbing Device and How Does It Work?
A climbing device is a specialized piece of equipment designed to assist individuals in ascending or descending vertical surfaces, such as rock faces, trees, or climbing walls. These devices can include various types of gear, such as ascenders, descenders, carabiners, and harnesses, each serving a specific function to enhance safety and efficiency during climbing activities.
According to the American Alpine Club, climbing devices are crucial in ensuring climbers can maneuver safely and effectively while minimizing the risk of falls and accidents in challenging environments. These devices are engineered with materials that provide strength, lightweight performance, and reliability under high stress.
Key aspects of climbing devices include their mechanical advantage, which allows climbers to use less physical strength to ascend. For example, ascenders utilize a camming mechanism that grips the rope securely as the climber pulls upward, enabling easier movement. Descenders, on the other hand, help control the speed of descent and can be used for rappelling or lowering a climber safely. The materials used in climbing devices, such as aluminum and high-strength polymers, contribute to their lightweight yet robust nature, which is essential for portability during climbs.
The impact of climbing devices extends beyond individual safety; they are integral to the development of climbing as a sport and recreational activity. The use of advanced climbing devices has opened up new possibilities in climbing techniques and styles, leading to a significant increase in participation. According to the Climbing Business Journal, indoor climbing gyms have seen a 50% increase in memberships over the past five years, largely attributed to the accessibility provided by improved climbing equipment.
The benefits of using high-quality climbing devices include enhanced safety, increased efficiency in climbing techniques, and improved confidence for climbers, especially beginners. The availability of various climbing devices allows climbers to choose the best tools suited to their climbing style and the specific demands of their environment, whether it be sport climbing, traditional climbing, or mountaineering. Best practices suggest that climbers should regularly inspect their devices for wear and tear, undergo proper training in their use, and ensure they are familiar with the specific equipment before engaging in climbing activities.
Solutions for enhancing climbing safety and performance often involve integrating the latest technological advancements into device design. For instance, devices with built-in safety features, such as auto-locking mechanisms or dual braking systems, are becoming increasingly popular. Furthermore, climbers are encouraged to participate in training courses that educate them on the proper use of climbing devices and techniques to ensure they are well-prepared for their climbing endeavors.
What Types of Climbing Devices Are There?
The main types of climbing devices are:
- Harnesses: Climbing harnesses are essential for safely securing the climber to the rope and preventing falls. They come in various designs, including sit harnesses and full-body harnesses, which cater to different climbing styles and safety needs.
- Carabiners: These metal loops with spring-loaded gates are crucial for connecting components of climbing systems, such as ropes and harnesses. They are available in different shapes and locking mechanisms, including screw-lock and auto-lock carabiners, to enhance safety and convenience.
- Belay Devices: Used to control the descent of a climber, belay devices allow a belayer to manage the rope’s tension and prevent falls. Common types include tube-style and assisted-braking devices, each offering unique benefits for different climbing scenarios.
- Ascenders: These devices enable climbers to move upward on a rope by allowing upward movement while locking in place when weight is applied. Ascenders are particularly useful in aid climbing and rescue situations, where ascending fixed ropes is required.
- Descenders: Descender devices are designed for controlled descent, allowing climbers to lower themselves down a rope safely. Various styles, such as figure-eight descenders and ATC devices, provide different levels of friction control and ease of use.
- Pulling Devices: Used for hauling gear or ascending fixed lines, these devices help in lifting heavy loads efficiently. They include pulley systems and specialized hauling devices that can drastically reduce the effort needed for lifting.
- Crampons: Essential for ice climbing and mixed terrain, crampons are spike-laden devices attached to boots to provide traction on icy surfaces. They come in various designs for different types of climbing, ensuring optimal grip and stability.
- Ice Axes: Ice axes are crucial for climbers navigating icy or snowy terrains, serving both as a tool for climbing and a safety device for self-arresting in case of a fall. They vary in length and design, tailored to specific climbing needs and conditions.
Which Features Should You Look for in a Belay Device?
When searching for the best climbing device, several key features should be considered to enhance safety and performance.
- Brake Assist: A brake assist feature helps to automatically engage the braking mechanism in case of a fall, allowing for smoother and safer catch of a climber. This feature is particularly beneficial for less experienced climbers who may not react swiftly enough in emergencies.
- Weight: The weight of the belay device is an important consideration, especially for those who prioritize lightweight gear for multi-pitch climbs or long ascents. A lighter device reduces overall pack weight, making it easier for climbers to manage their gear during extended trips.
- Compatibility: Ensuring the belay device is compatible with the type of rope you intend to use is crucial for safe climbing. Different devices are designed for specific rope diameters and types, so checking this compatibility helps prevent accidents and ensures efficient operation.
- Ease of Use: A belay device that is intuitive and user-friendly can significantly enhance the climbing experience. Devices that are easy to thread and operate allow climbers to focus more on the climbing rather than fiddling with equipment, which is especially important in high-pressure situations.
- Durability: The materials and construction of a belay device affect its longevity and ability to withstand wear and tear. Choosing a device made from high-quality materials ensures that it can endure the rigors of climbing while maintaining its performance over time.
- Versatility: Some belay devices offer the ability to be used in multiple scenarios, such as top roping, lead climbing, or rappelling. A versatile device can adapt to various climbing styles, making it a valuable addition to a climber’s gear collection.
- Price: While higher-priced devices often feature advanced technology and improved safety features, it is important to balance budget with functionality. Evaluating the price in relation to the features and reliability of the device can help climbers make an informed decision without overspending.
What Are the Differences Between Ascenders and Descenders?
| Aspect | Ascenders | Descenders |
|---|---|---|
| Function | Devices used to climb upwards by gripping the rope. | Devices used to control the descent while rappelling or lowering. |
| Design | Typically feature a cam mechanism that locks when weight is applied. | Often have a friction mechanism to slow down descent. |
| Usage | Used in climbing, caving, and rescue scenarios to ascend. | Used in rappelling, rescue missions, and controlled lowering. |
| Examples | Petzl GriGri, Black Diamond Super 8 | Petzl Stop, Black Diamond ATC |
| Weight Limit | Typically rated for 250-300 lbs (113-136 kg) | Typically rated for 300-400 lbs (136-181 kg) |
| Safety Features | Many have auto-locking mechanisms and are tested to UIAA standards. | Often include anti-panic features and are also UIAA certified. |
How Can You Choose the Right Climbing Device for Your Needs?
Choosing the right climbing device involves considering various factors such as the type of climbing you will be doing, your experience level, and the specific features of the devices available.
- Ascending Devices: These devices are designed to help climbers move upwards on a rope efficiently and safely. They typically include ascenders and prusik knots, which allow for hands-free climbing and can easily be adjusted based on the climber’s needs.
- Descending Devices: These are used for controlled descent, such as rappel devices or figure-eight descenders. They allow climbers to manage their speed and ensure safety while lowering themselves down a rope.
- Belay Devices: Essential for climbing partners, these devices help control the rope during belaying, allowing for safe catches in case of a fall. They come in various designs, including tubular and assisted-braking, each offering different levels of ease and security.
- Multi-Pitch Devices: Designed for longer climbs that involve multiple rope lengths, these devices facilitate the transition between pitches. They often come with features that allow for fast and easy rope management, which is crucial when climbing in teams.
- Specialized Devices: These include devices like rescue ascenders or devices designed for specific types of climbing, such as ice climbing or aid climbing. They offer unique features that enhance performance and safety for specialized climbing scenarios.
- Weight and Portability: The weight of the climbing device can significantly affect your overall climbing experience, especially during long ascents or multi-day trips. Lightweight devices are easier to carry but should not compromise safety and durability.
What Are the Top Recommendations for Beginners and Experienced Climbers?
There are numerous climbing devices that cater to both beginners and experienced climbers, each offering unique features and benefits.
- Black Diamond ATC-XP: This versatile belay device is ideal for beginners due to its ease of use and lightweight design.
- Petzl GriGri+: A popular choice among experienced climbers, this assisted braking device offers additional safety and control while climbing.
- Wild Country Revo: This innovative device features a unique design that allows for automatic locking, making it suitable for climbers of all skill levels.
- Camp USA Matik: Offering a blend of advanced features and user-friendly operation, the Matik is great for sport climbers who seek efficiency and safety.
- Petzl Pirana: This device is favored by experienced climbers for its versatility in various climbing scenarios and its ability to be used in multiple configurations.
The Black Diamond ATC-XP is an excellent choice for beginners as it is simple to operate, making it easy to learn the basics of belaying while being lightweight and durable for various climbing situations.
The Petzl GriGri+ is highly regarded by experienced climbers for its assisted braking mechanism, which provides extra security during falls and allows for smooth handling of the rope, making it an essential tool for sport climbing.
The Wild Country Revo stands out with its automatic locking feature, which simplifies the belaying process and adds a layer of safety, making it an attractive option for both beginners and seasoned climbers looking for reliability.
For sport climbers, the Camp USA Matik combines advanced technology with ease of use, allowing climbers to focus on their performance without being bogged down by complicated mechanics.
The Petzl Pirana is known for its versatility, allowing experienced climbers to set it up in different configurations to suit various types of climbing, making it a valuable addition to any climbing gear collection.
What Makes the Petzl GriGri a Great Choice for All Levels?
The Petzl GriGri is considered one of the best climbing devices for its unique features that cater to climbers of all skill levels.
- Assured Safety: The GriGri is designed with a built-in braking system that automatically engages when the climber falls, providing an added layer of safety.
- User-Friendly Design: Its intuitive design allows climbers to easily handle the device, making it suitable for both beginners and experienced users.
- Versatility: The GriGri can be used for various climbing styles including sport climbing, trad climbing, and even in top-roping scenarios, adding to its appeal.
- Durability: Made from high-quality materials, the GriGri is built to withstand the rigors of climbing, ensuring it lasts through countless ascents.
- Lightweight: At a compact size and lightweight construction, it is easy to carry on long climbs without adding unnecessary weight.
The GriGri’s braking system provides climbers with peace of mind, as it engages when a sudden fall occurs, significantly reducing the risk of accidents. This feature is particularly beneficial for novice climbers who may not have mastered the nuances of belaying yet.
Its user-friendly design features a single-hand operation that allows climbers to easily manage the rope and take in slack, making it an excellent choice for those new to climbing. This simplicity also helps experienced climbers focus on their performance rather than on the mechanics of the belaying process.
The versatility of the GriGri is highlighted by its ability to be used in different climbing scenarios. Whether you are sport climbing, trad climbing, or introducing a friend to climbing with top-rope belaying, the GriGri adapts to various situations seamlessly.
Constructed from robust materials, the GriGri ensures longevity and reliability, which are crucial in a climbing device. Its durability means that climbers can rely on it in demanding environments without fear of wear and tear.
Weighing in at a lightweight design, the GriGri is easy to transport, making it an ideal companion for climbers who need to pack efficiently for long trips. This portability does not compromise its performance, ensuring climbers can focus on their ascent rather than the gear they carry.
Why Are Black Diamond Devices Popular Among Climbers?
Black Diamond devices are popular among climbers primarily due to their reputation for quality, innovation, and reliability in challenging conditions.
According to a survey conducted by the American Alpine Club, climbers prioritize equipment that ensures safety and performance, and Black Diamond consistently ranks at the top for both criteria. Their products undergo rigorous testing and are often developed in collaboration with professional climbers, ensuring they meet the demands of the sport (American Alpine Club, 2021).
The underlying mechanism for this popularity lies in the company’s commitment to research and development, which results in cutting-edge designs that enhance user experience. For instance, their unique braking systems and lightweight materials improve safety and ease of use, making them favorable for both beginners and seasoned climbers. Furthermore, the brand’s strong community presence and sponsorship of climbing events foster a sense of trust and loyalty among users, further solidifying their market position.
Additionally, Black Diamond has a comprehensive product line that caters to various climbing needs, which contributes to its appeal among climbers. From sport climbing to mountaineering, their devices are tailored to optimize performance in different environments, ensuring climbers can find the best climbing device suited for their specific activities. This versatility, combined with consistent endorsements from climbing professionals, establishes a cycle of credibility and preference that continues to drive their popularity.
What Safety Considerations Should You Keep in Mind When Using Climbing Devices?
When using climbing devices, several safety considerations are crucial to ensure a safe climbing experience.
- Proper Equipment Inspection: Always inspect climbing devices before use to check for wear and tear or any defects. Equipment such as harnesses, carabiners, and belay devices should be free of cracks, frays, or rust, as any compromised gear can lead to dangerous situations.
- Correct Usage Techniques: Familiarize yourself with the correct usage techniques for each climbing device. Improper usage can lead to accidents; for instance, not locking a carabiner or misusing a belay device can result in falls or injuries.
- Understanding Weight Limits: Be aware of the weight limits for your climbing devices and ensure that you and your gear do not exceed these limits. Exceeding the weight capacity can compromise the integrity of the gear, leading to failures during a climb.
- Climbing Partner Communication: Establish clear communication signals with your climbing partner before starting your climb. This includes agreeing on commands for when to climb, lower, or stop, which is essential for maintaining safety during the ascent and descent.
- Environmental Awareness: Always assess the climbing environment for potential hazards such as loose rocks, unstable surfaces, or changing weather conditions. Being aware of your surroundings can help you avoid accidents and make informed decisions during your climb.
- Safety Training: Invest time in proper climbing safety training with certified instructors. Understanding the principles of climbing safety, including fall factors and rescue techniques, can prepare you for emergencies and enhance your overall climbing skills.
- Use of Helmets: Wearing a helmet is crucial to protect against head injuries from falling rocks or potential falls. A properly fitted climbing helmet can significantly reduce the risk of severe injuries in the event of an accident.
How Do Different Brands Compare in Terms of Innovation and Quality?
| Brand | Innovation | Quality |
|---|---|---|
| Brand A | Utilizes cutting-edge technology like adaptive grips for enhanced performance. | High durability and reliability, suitable for professional use with positive user reviews. |
| Brand B | Focuses on user-friendly designs and accessibility features, including adjustable height. | Good quality but may lack in durability under extreme conditions, with mixed user ratings. |
| Brand C | Innovates with eco-friendly materials such as recycled aluminum and sustainable practices. | Quality is good but varies across different models, generally receiving favorable feedback. |
| Brand D | Incorporates advanced safety features and smart technology for enhanced user experience. | High quality with excellent user reviews, particularly in safety tests, rated highly by users. |