The RingO Rangler Cannonball is a super stretchy erection ring that keeps him harder longer with a fuller erection, mind blowing orgasms and premature ejaculation prevention. It is also great for keeping condoms in place and an excellent addition to any penis pump. Choose your favorite (or try all 3) and saddle up for a firm, hard ride! Features: firmer and harder erections with more intense orgasms. Helps control premature ejaculation. Stretchy, comfortable erection ring. Additional Information: reusable fun. No batteries required. SEBS silicone. Latex and phthalate free. Waterproof, non-vibrating cock ring.