IMAK Smart Glove Small Each Anatomy Models Inflatable Exercise Roll Red MSHQ 1594XL Inflatable Exercise Roll Red 16 (40 cm): Premium Italian inflatable exercise balls and rolls *600 pound weight capacity *Available in various sizes and colors *Dimensions: 26 x 16 x 16 *Weight: 4 Polar H10 heart rate sensor When it comes to accuracy and connectivity Polar H10 heart rate sensor is the go to choice 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