This economical splint has been designed for optimal fit and comfort. Made of a comfortable, cotton/polyester fabric blend. This economical brace has been redesigned for better fit and comfort. Made of a comfortable, cotton/polyester fabric blend. Allows full dexterity of the fingers and thumb, yet limits wrist flexion. Double layer of sewn cotton stockinette cushions strap closure. Volar aluminum stay can be removed and adjusted for optimal fit. D-ring straps make fastening quick and easy. Machine wash and air dry. Measure wrist circumference for size. X-Small Up to 5-3/4in (Up to 15cm) Small 5in to 6in (15 to 17cm) Medium 6in to 7in (17 to 19cm) Large 7in to 8in (20 to 22cm) X-Large Over 8in (Over 22cm) LONG Latex free. Use to treat such wrist conditions as strains, sprains, arthritis, carpal tunnel syndrome and tendinitis. Helps reduce pain and prevent unwanted wrist motion. Allows full dexterity of the fingers and thumb yet limits wrist flexion. Aluminum volar stay can be removed and adjusted for an optimal fit. Double layer of sewn cotton stockinette helps cushion the strap closure. D-ring straps allow quick and easy application. Machine wash and air dry. To size, measure wrist circumference.