Different Exercise Methods Are Used Such As One Hand, Two Hands, Upper Grip, Lower Grip And Double Clip. It Has A Small Size, Light Weight, Easy To Carry, And Is Free From Any Restrictions. It Can Exercise The Strength Of The Hand, Relieve Fatigue, Strengthen Muscles And Improve Blood Circulation. It Is A Small Device Necessary For Exercise. The Wide Design And Non-slip Cushion, This Wrist Exerciser Is Designed To Improve Strength In The Wrists, Fingers, And Forearms, Which Is Ideal For Athletes, Musicians, Rock Climbers, Golfers, And Tennis Players.