The Gelible wrist brace has a removable curve metal splint running down the bottom of the brace where the palm is located to provide enough support and ease the tension on the palm and wrist. It stabilizes the wrist area, prevents the joints from unnatural or improperly moving and offers the most comfortable support. The Wrist support is ideal for the treatment of carpal tunnel syndrome, arthritis, tendinitis, repetitive exercise stress or injury, wrist sprain and strain, and various other wrist conditions. Product Specification: Size: Adjustable. Fits wrists up to 10\\" in circumference, and palms up to 11\\" Material: OK fabric, Metal splint, PU, Lycra Color: Black Fits left hand only. Instruction: 1. Open the product. Check it is well. 2. Put thumb in hole. Note the metal plate is in the palm and the wider strap is in the bottom. 3. Paste velcro. Paste the straps tight to avoid the plate slip. Attention: 1. Hand wash in cool water with mild detergent. Please take plate out when wash. 2. Do not use bleach or fabric softener. Air dry, not iron or dry clean. 3. Please consult doctor if there is any discomfortable and doubt.