Optimale Rechargeable Vibrating C-Ring Black. Supercharge your sex life! The Optimale Rechargeable Vibrating C-Ring features 7 powerful settings and multiple design features to optimize and elevate your game in the bedroom. Unlike traditional vibrating c-rings designed with the vibrator in a sideways position, the Optimale Rechargeable Vibrating C-Ring is crafted to allow intense clitoral contact throughout penetration. The soft silicone ring stretches to comfortably squeeze your shaft for a stronger, harder erection while the nubbed base, curved design and strategically angled motor provide unbelievable stimulation for you and anyone you bring along for the ride. Best of all, the long lasting battery quickly recharges via the included USB cord so you are always ready for action. Cock ring features: design allows clitoral contact during penetration. 7 powerful settings. Nubs provide extra stimulation. Soft, stretchable premium Silicone. Simple push button control. Conveniently rechargeable with USB cable, included. Total length 4.4 inches, width, diameter 1.5 inches. Video. 18.