The Pro Wrist Thumb Brace is essential for those looking to keep their wrist/thumb in a neutral position. The brace is made from a breathable material with an adjustable stay and a padded lining for added comfort and conformability. Product Features Lightweight durable fabric with a soft Lycra lined interior Breathable Contoured along the distal palmar crease to allow for 90 degrees of MCP Removal / adjustable aluminium palmar stay to restrict wrist movement Easy to apply Velcro fastening straps Available in both Left and Right Sizing, Circumference of Extended Wrist SIZE CIRCUMFERENCE S 14-16cm M 16-18cm L 18-20cm XL 20-22cm