The Screaming O GO Vibe Red buzzes at an incredible 13,500 RPMs, making it the most powerful quickie cock ring available. This stretchy vibrating erection ring helps maintain harder erections that last longer while providing key clitoral stimulation during sex, all wrapped up in a compact, affordable and disposable package. Features: disposable quickie ring.Powerful 13,500 RPM vibration. On the go package fits in your pocket! Super stretchy ring fits most members. Medical grade, body safe material. Additional information: disposable with 40+ minutes of battery life. SEBS. Latex free. Phthalate free. Wireless.