more during intercourse and when having an orgasm with this Steel Ball Head Ring! Simply place ring around your penis head, make sure the fit is nice and tight, and the strategically placed ball will add pressure making for more intense orgasms. Alternatively, you can place the ring around the shaft of your cock toward the base for a harder, stiffer erection. This is a multi- purpose toy looks hot and makes you feel hotter. Made from top grade stainless steel, highly polished and comes in 4 sizes.. 25mm,27.5mm,30mm,32.5mm