D-Ring Cock Up Wrist Splint 8", Right, Extra Large, Black. Black wrist splint constructed of comfortable black foam material, malleable palmar stay provides anatomical fit and rigid support, low profile and lightweight design, D-ring closures for easy application and removal. Does not extend past distal palmar crease allowing full finger range of motion. For mild sprains and strains of the wrist; tendonitis, carpal tunnel syndrome; overuse injuries and tenosynovitis.