Set of 3. 100% silicone cock rings in graduated sizes. Use the smallest. tightest-fitting ring to constrict blood flow. Switch to the medium size ring for a less intense fit. Wrap the largest ring around the scrotum to delay ejaculation. Use individually or all at once for ultimate control. CARE: Clean with soap and warm water or toy cleaner before and after use. Use only with water-based lubricants. COLOR: BLACK