Product Name: Finger Hand Strengthener Grip Package Contains: It has 1 Pack of Strengthener GripMaterial: Acrylonitrile Butadiene StyreneProduct Dimension: ‎10L x 5W X 5H cmColor: Color as per availability Combo: Pack of 1 Weight: 450 gmAbout this item: 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. Read Less