1. [Ergonomic Handle] -The Ergonomic Shape Of The Handle Is Particularly Comfortable And Firm. Thanks To The Special Surface Structure, Our Muscle Hand Trainer Can Ensure Ideal Running Without Slipping!^ 2. [Special Counting Function] -Using This Function, You Can Record The Number Of Continuous Printing Process Every Time You Use It Between 0 And 99. Our Unique Manual Trainer Can Be Continuously Adjusted Between 5 And 60 Kg, So It Is Perfect For Beginners And Experienced!^ 3. [Absolute Quality, Highest Quality] - The Use Of Special High Quality Materials And Super Strong Steel Springs Make Our Exercisers Unique And Durable! Whether At Home, Traveling Or In The Office: Our Finger Trainers Are Ideal Companions.^ 4. [Rehabilitation Equipment] -As A Rehabilitation Equipment, The Hand Trainer Finger Training Kit Is Suitable For Treating Patients With Hand Injuries, Tendonitis, Arthritis, Carpal Tunnel And Tennis Elbow. Quickly Strengthen Target Muscles Without Damage.^ 5. [Wide Range Of Use] - Temporarily Relieve Stress To Increase Forearm Strength And Hand Strength. Is A Forearm Training Equipment Used For Fitness, Exercise, Rock Climbing, Bouldering, Tennis, Boxing, Rehabilitation, Guitar, Etc. Your Intake Will No Longer Interfere With Your Progress In The Gym.^