The Strict Leather Deluxe Leather Locking Cuffs are built from durable high quality leather for long hard use. They incorporate our locking buckle system for maximum security. They" re 2 inches wide and reinforced with another 1 inch strap. They" re not only beautifully crafted, but reasonably priced as well, Wrist cuffs are sized 9" in length (4.5 inch in diameter), Ankle cuffs are sized 11.5 inch in length (5.75 inch in diameter).