![Amazon.com: Doc Johnson OptiMALE - Vibrating C-Ring - Stretchable Silicone - Powerful and Removable 10 Function Bullet - Black : Health & Household Amazon.com: Doc Johnson OptiMALE - Vibrating C-Ring - Stretchable Silicone - Powerful and Removable 10 Function Bullet - Black : Health & Household](https://m.media-amazon.com/images/I/51No+qp1E2L.jpg)
Amazon.com: Doc Johnson OptiMALE - Vibrating C-Ring - Stretchable Silicone - Powerful and Removable 10 Function Bullet - Black : Health & Household
![Amazon.com: (3 Pack) Vibrating C-Ring, Silicon C-Ring, Stretchy Vibrating C- Ring,Male Enhancer : Health & Household Amazon.com: (3 Pack) Vibrating C-Ring, Silicon C-Ring, Stretchy Vibrating C- Ring,Male Enhancer : Health & Household](https://m.media-amazon.com/images/I/81XzKEkyHVL.jpg)
Amazon.com: (3 Pack) Vibrating C-Ring, Silicon C-Ring, Stretchy Vibrating C- Ring,Male Enhancer : Health & Household
![Amazon.com: Doc Johnson OptiMALE - Tapered C-Ring - Stretchy Silicone - 40mm Unstretched Inner Diameter - Rounded Edges - Won't Dig Into Skin - Black : Health & Household Amazon.com: Doc Johnson OptiMALE - Tapered C-Ring - Stretchy Silicone - 40mm Unstretched Inner Diameter - Rounded Edges - Won't Dig Into Skin - Black : Health & Household](https://m.media-amazon.com/images/I/41QLfhK7LTL.jpg)