The RingO is a super-safe super-stretchy cockring designed to comfortably fit all sizes and stay snug during even the wildest sexual encounter. The simple design keeps his erections stiff and strong, and by letting blood flow more slowly to the member, hell stay harder longer and give him a powerful orgasmic release. Just stretch the ring onto the base of the penis and watch it grow for longer-lasting, more satisfying sex for both partners.