The Screaming O Primo Tuxedo Black Vibrating Ring. Reasonably limited vibrating ring re-imagined for discerning shoppers having a taste for luxury in an economical cost. The Tuxedo consists of 100% premium silicone that stretches for any tailor-made fit featuring our most effective 4 function vibrating motor yet. Suit track of the Primo Tuxedo and switch every bed room encounter right into a formal affair! Features: 100% silicone vibrating erection ring. Super powered 4 function motor. Low, Medium, High, Pulse. Stretchy, comfortable erection ring. More Information: multiple-use. Replaceable AG13 batteries last 45 minutes. Premium silicone. Latex and phthalate free. Wireless vibrations. Waterproof for play interior and exterior water. Primo Tuxedo Vibrating Cock Ring in the Screaming O