The Screaming O RingO 3 Pack Cock Rings. Select from 3 super stretchy erection rings for that perfect fit. Stay harder longer having a larger erection, unbelievable orgasms and early ejaculation prevention. Features: 3 sizes for several sensations. Firmer and harder erections with increased intense orgasms. Helps control early ejaculation. Stretchy, comfortable erection rings. More Information: multiple-use fun. No batteries needed. SEBS silicone. Latex and phthalate free. Waterproof non-vibrating cock rings