Fits knuckle width up to 3-3/4" * 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