A truly compromising contraption with full adjustable wrist and ankle cuffs that fully disassembles for separate use! The cuffs are soft and plushy on one side. with designer fabric on the other. and the hardware is sturdy universal clasps and O-rings with swivel design.- Cuffs adjust up to 14.5- Straps are 12- Polyester (fabric/Velcro). PP (straps). Nickel-Free Iron (rings/rivets). Nickel-Free Alloy (clasp)