The Comfort Cool D-ring wrist splint is ideal for carpal tunnel syndrome, arthritis and tendonitis. This hand splint is cool, lightweight and has an aluminum support that can be removed for adjustments when needed. Straps with D-ring closures on this hand splint provide for easy fastening and adjustment. Made of perforated neoprene and lined with comfortable terry cloth, this wrist splint provides support without excessive weight or warmth. Hand wash and air dry. To size, measure wrist circumference.