Finger Hand Gripper Set Massage Ball Adjustable Hand Grip Strengthener Carpal Expand Forewrm Erexceriser Grip Strength Trainer Color:Pink Color: as shown

Color: as shown

1x Conversion head  (because this shaft is solid and cannot be inserted with a drill bit

• Material: ABS+PC+Metal

Product size:

Finger Hand Gripper Set Massage Ball Adjustable Hand Grip Strengthener Carpal Expand Forewrm Erexceriser Grip Strength Trainer Color:Pink Color: as shownAbout 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 force required to press each plunger and the