This cockring is for BDSM but can be used by anyone who wants extra pleasure during sex. It consists of a surgical steel ring from which a bar with a ball at the end emerges. The ball is to be placed in the anus. Use a little lubricant to insert it. It is ergonomically designed to fit perfectly. It will maintain its function as a cockring for your penis and testicles but also, with each movement, you will feel incredible pleasure in the anus. Extreme pleasure! Both the ball and the cockring are made of surgical grade steel and are hypoallergenic. First place the penis and testicles through the ring and then slide the ball This cockring with anal ball is ergonomically designed. The steel cockring will keep your erection stronger while the hook with anal ball will give you extra stimulation. Measurements / Ring 40mm diameter + Anal Ball 30mm diameter