Grip Strength Trainer Kit 5-Pack: Forearm grip strength training includes 2-pack of adjustable grip strength trainer, you can train your two hand at same time. Finger stretch resistance bands, grip strengthener grip rings and hand therapy balls.With a wide range of uses: various activities, including strength training, rehabilitation, sports, and stress relief | Smart Counting Grip Strengthener: With counting function, the grip strength strengthener can record every number when you exercise. Simply turn the button to clear ones digits, press and turn to clear tens digits | Ergonomic Design: Ergonomic and Portable design, the handle design perfectly matches the shape of your fingers,feature a contoured shape that fits comfortably in your palms. The handle is made of high-quality silicone material to withstand all your grip training, unlike other hand strengtheners that can break or are even made of inferior materials. Make training more comfortable and safer. Portable design with carrying bag, you can exercise anytime and anywhere | Injury Rehabilitation & Stress Relief: Hand exercises customize the resistance level from beginner to advanced,. The Forearm Grip Strengthening Exercise Kit is not only great for recovery from arthritis, carpal tunnel, tendinitis and tendon surgeries, it's great for injury recovery and also relieves hand pain | Suitable for All Ages: The grip strengthener adjusted between 22-132 lbs (10kg-60kg),adjustable resistance levels allow you to progress and challenge yourself over time, suitable for adults, seniors, teenagers, men and women, the grip exerciser strengthener can exercise finger flexibility, hand Gain control, increase arm muscle and strength. It is ideal for Weightlifters, rock climbing, martial arts, tennis, golf, wrestling, and baseball, where grip strength is crucial for performance