Sportsheets Midnight Lace Cuffs. Restraint can be a luxurious experience. Feel the gentle caress of the soft and Inviting fabric of fine lace as they secure around your wrists. These sexy cuffs come with black metal buckles, and a strong black metal chain with 2 clasps. Materials: polyethylene, polyester, polyurethane, nickel free metal, Spandex. Includes: 1 pair of lace cuffs.