Smart Countimg: Our Grip Strength Trainer Uses Upgraded Smart Chip And High-Definition Digital Display Screen. You Can View Grip Times Clearly, Track The Whole Hand Exercise Process Easily.Smart Countimg: Our Grip Strength Trainer Uses Upgraded Smart Chip And High Digital Display Screen Definition. You Can Clearly View The Grip Times, Easily Track The Whole Hand Exercise Process.Strengthens The Grip: Strengthen Your Wrists, Improve Your Finger Dexterity, Increase Your Finger Strength. Hands While Reducing Fatigue. Helps Balance Your Gripping Muscles And Expanding Muscles.High Quality Durable MaterialThis Hand Exerciser For Strength Is Made Of Premium Silicone, Which Is Odorless, Noiseless And Easy To Clean. Our Hand Press Has High Elasticity, Which Is Very Suitable For Exercising Hands Or Fingers. Even If Used For A Long Time, It Will Not Tear Or Fracture.Exercise AnywhereWhether You Are Warming Up Before The Show Or Conditioning Yourself When You Are Away From Your Instrument, It'S The Ultimate Portable Workout. In The Office, At Home Or On The Train, You Can Maintain The Strength And Coordination Of Your Fingers, Hands And Forearms.Suitable For Everyone: This Trainer Set Can Meet The Exercise Needs Of Any Age Group, Including Adults, Seniors And Adolescents. Also Improve Hand And Finger Strength For Athletes, Rock Climbers, Musicians, Guitarists And Violinists.