@SINCERELY Lace Fur Lined Hand Cuffs offer beauty without compromising on durability. Use (2) lock and keys to tease and explore power exchanges. Pair with your favorite Satin Blindfold or fur flogger for more extreme sensory play. Adjustable buckle and strap make wearing and removal simple yet secure. Cuff length is 10 inches (25.4cm) and width is 2.5 inches (6.35cm).its made from 30% polyurethane 30% polyethylene 30% polyester 10% nickel free metal.