FUJIN Ergonomic Hand Strengthener Grip Adjustable Five-fingers Hand Grip Strengthener Finger Strengthener Durable Hand Balls Gripper Exerciser Men Women

Size: 12.5cm(4.92in). Strength: Soft-20kg/44lbs, strong-45kg/99lbs. Color: Black/Pink. Main material: ABS/TPE carbon steel spring. Name: Finger Hand Strengthener Grip. Size: 12.5cm(4.92in). The package includes: 1 pc Finger Hand Strengthener Grip. Strength: Soft-20kg/44lbs, strong-45kg/99lbs. Color: Black/Pink. Name: Finger Hand Strengthener Grip. Main material: ABS/TPE carbon steel spring. About this item: Finger Strengthening Exerciser Balls Design: This finger ball exerciser has just the right squeeze to strengthen our hand. These hand strengthener grips are very effective for keeping the ball in hand during exercise, didn't bind, and didn't interfere with the alignment of fingers during use. Customized Individual Five Fingers Buttons: Easily adjustable for each finger to increase the required to press each plunger and the silicon rubber pads are comfortable on the palm and finger tips. Better for Improving Strength Dexterity: This is such an easy and painless way to strengthen our