Material: high quality PU leather, metal. Size: adjustable. The unique female slave arm restraint cuff can quickly lock her hands, obey the owner's abuse and flirtation, can't escape, can only beg or beg you to stop. Fetish, SM sex toy, easy to use, suitable for couples in the bedroom or hotel. Soft and smooth, quality well. Tight or loose, it's up to you. Notice: 1. Clean and dry it before you use it. 2. Not too tight or loose, safety is first important. Is sex life always so boring? Yes, it has always been. But now you can discover new fun from our arm guard, buy it now!