Sincerely Bling Cuffs from Sportsheets. Add some sparkle and edge to your bondage adventures. Bling Cuffs can be worn in the bedroom and as a day to day accessory. Attach to an Expandable Spreader Bar, The Under the Bed Restraint System or simply used as a beautiful accessory. Adjustable buckle and strap makes wearing and removal simple yet secure. Cuff length is 10 inches and width is 2.5 inches. Materials Polyurethane PU, Nickel free metal, cubic zirconia.