A set of 3 silicone penis rings of different sizes in black for extreme manhood.Put a ring on the root of the penis and get harder and longer erection and ejaculation with this set of stretchy cock ring.Thickness: 1.5 cmDiameter: 4 cm, 4.5 cm and 5 cmColor: blackMaterial: 100% non-phthalate-free rubberWe recommend cleaning with warm water and antibacterial soap, as well as use with a water-based lubricant for easier shaving and more comfortable stimulation.