Directions Wear Instructions: Open fasteners. Slide hand into brace, with metal splint positioned along palm of hand. Close center strap. Then all straps until fit is firm yet comfortable. For left handed use: slide splint out of pocket. Hold splint steady. Rotate the brace, and slice splint into opposite pocket opening. Tuck end of splint into pocket. Follow wear instructions above.Size Selection: For right or left hand, this wrist brace has been designed with 3 straps in order to create an adjustable fit for most body types. Measure around wrist at smallest point. Size: Adjust to fit; 5-1/2 to 8-1/2 in; 14-21.5 cm. Care instructions: Remove metal splint and close fasteners prior to washing. Hand wash with mild soap in warm (not hot) water. Rinse well and air dry. Do not: machine wash, tumbler dry, dry clean, or use bleach or fabric softeners.