The Screaming O GO 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- and phthalate-free, Wireless.