Designed to increase the strength of the , wrists and forearmsExercise each finger trainer individually, or the entire hand arm strengthener. Isolates and exercises each finger individually for strength, dexterity, and endurance. Develops outstanding hand trainer , wrist and forearm strength.Whether you are warming up -show or conditioning when you're from your instrument, the is the ultimate portable workout. At , or on the , you can keep up your finger, hand and forearm hand Grip strengthener and coordination.Perfect for beginners and those recovering from surgery carpal the light resistance trainer offers 3 lbs. of tension. The medium level has 7 lbs. of tension and hand strengthener has 11 lbs. of tension.Ergonomically designed with a material, the hand strengthener provides a comfortable grip.colour: blueMaterial: plasticsize: 9cmx8cmx2.5cmPackage Contents:1 x finger exerciserOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.