CanDo Twist n Bend Hand Wrist Exerciser Black Respiratory Care 9dB Digital Instrument and Solution Stands 9dB Digital Fits knuckle width up to 3 1 4 * The patented IMAK SmartGlove helps prevent and relieve wrist pain including carpal tunnel syndrome * The SmartGlove encourages the hand and wrist to remain in a neutral position during work * It features flexible support for full use of the hand and breathable cotton Lycra© for all day comfort * The ergoBeads© pad located on the underside of the wrist cushions and protects * Helps prevent and relieve carpal tunnel syndrome * Increases comfort and circulation * Ensures ergonomically correct wrist position * Cushions and protects the underside of the wrist including the pisiform bone * Reversible to fit left or right hand * Lightweight portable exerciser designed to strengthen hand wrist and shoulder muscles * Promotes coordintaion increases range of motion and aids in neuromuscular and balance training * Exercisers maintain a consistent bar diameter of 2 and length of 12