The 4us Cock Ring from Rocks Off is unique is design and possibly most powerful couples love ring available. Made from super soft IntraMed medical grade material, this 4us Cock Ring uses the world famous RO 80mm bullet. Although it is worn around the base of the penis, it is unlike other penis rings by being placed vertically to provide mazimum stimulation to the clitoral area with every thrust. Its clever design also allows those with a thicker girth to wear the ring in comfort and all can enjoy the powerful vibrations felt along the entire length of the penis. Known for being one of the most powerful, waterproof bullets available, the RO 80mm combines the two perfectly together to produce an amazing waterproof Love Ring. One size fits all