?2 Sizes?Unisex design, available in 2 sizes, please measure the circumference of your wrist, size S/M is suitable for 5-8 inch (13-20 cm), size L/XL is suitable for 8-10 inch (20-25 cm). Our team has been focusing on finger health research for many years. We hope this thumb splint support brace can help you and relieve your thumb pain. If you have any usage issues, you can tell us. Alleviating your pain is the value we pursue. ?Support for Left and Right Hands?This thumb splint is secured with high-quality durable hook and loop straps, which are easy to fasten safely and quickly with one hand, and the tightness can be adjusted at will. The shape of this thumb splint is almost symmetrical from left to right, making it suitable for both hands. ?High Quality Comfortable Fabric?The surface of this thumb splint is made of high-quality knitted fabric, with a layer of soft and elastic SBR material in the middle, and many small holes are punched for breathability. These fabrics are wrapped in specially designed 3D aluminum plate that cushion and protect, making it softer and more comfortable to wear. In addition, this thumb splint brace is washable and reusable. ?Stable Support for Thumb and Pain Relief ?This thumb splint supports the thumb knuckle and ligaments, limiting movement of the thumb while providing adjustable pressure. It can be used in the adjunctive treatment of trigger thumb, de quervains tenosynovitis, broken thumb, tendonitis, thumb joint pain relief, thumb sprain, texters thumb, thumb soft tissue injuries, thumb ligament strains, and skier's thumb. It is also good for those who frequently play mobile games or consoles. ?3D Airplane-shaped Aluminum Plate Support Splint?According to the characteristics of thumb bones and tendons, the R&D team designed a bionic airplane-shaped aluminum plate as the bracket for this thumb splint brace, which fits thumb and wrist joints very well. This bracket is made of lightweight and high strength aluminum alloy material, and oxidation process on its surface to make it durable.