Wrist Stabilizer Double Stay (100A) Stabilizes weak unstable wrists and generate warmth to stimulate circulation. Aluminum stays hold wrist in neutral, cock-up position for proper healing. Adjustable thumb hole. Aluminum stays are removable and moldable. Available in latex free Neoprene and Coolprene. Carpal tunnel syndrome, tendonitis Post-cast Arthritic wrist Moderate strains or sprains Sizing: SizeWrist CircumferenceSizeWrist Circumference XS 4″ – 5″ L 7″ – 8″ S 5″ – 6″ XL 8″ – 9″ M 6″ – 7″ XXL 9″ – 10″