Unit: 1pair=2pcs Material: nylon+SEBS color: #1/black, #2/beige Size S(L*W): 15*6.5cm/5.9*2.6inch Size L(L*W): 17*8cm/6.7*3inch Detailed size please refer to the picture. About the product: 1. Great Support and Comfort for wrist and thumb injuries, Tendonitis, strains and sprains of the MCP joint, basal joint arthritis, advanced carpal tunnel syndrome and cumulative trauma disorders of the thumb and wrist 2. Built in safe material SEBS, SEBS is oxidized SBS, breathable, non-toxic, good stability, aging resistance, heat resistance, high elastic, no deformation after compression. 3. Soft & Sweat absorption: This thumb Support Brace is designed with soft material, good elastic, skin-friendly, no tight to wrist, which makes wrist sport more comfortable and relax. 4. Will not restrict the use of the thumb or wrist; Two sizes(S/L) available. 5. Wrist care: slim with personality design, easy to wear, effectively protecting your wrist and thumb. Ideal in treating De Quervain's Syndrome and carpometacarpal instabilities, the premium wrist and thumb splints feature the same construction and ease-of-use as the wrist extension splints, perfect for immobilizing the thumb for during the healing process. Package include: 1Pair=2pcs * Thumb & Wrist Brace