Adjustable: Neck cuff, length of contraction band and wrist restraints are adjustable (see Full Details for dimensions). Experimenting: Back adjustment can also be tightened to increase the excitement. Material: Made from black faux leather material. Bedroom: Perfect for trying something new with your partner. Adult toys: Get a gag and handcuff bondage restraint. Design: Binds your hands behind your back with a gag restraint for your mouth. | Gag & Handcuff Bondage Restraint - Black | Wowcher