Cock Rings have long been a favourite of men everywhere and they can either be worn on the cock itself or behind the balls. They are often used to enhance and prolong erections allowing sex to last longer and be more enjoyable. Cock rings are made from various materials including steel - steel rings are solid and unlike their rubber or silicone counterparts have no give in them meaning that they can also be used as simple cock torture devices. Rubber and silicone rings often come with extras such as a tiny vibrator a sections designed to apply pressure to the womans clitotis. Wearing a cock ring behind the balls has the effect of pushing them up and making them more pronounced.