Double the vibration and double the fun! The new Duo Vibrating C-Ring is a good time all around. Provides excellent stimulation for you and your partner. Slip the double rings on, turn on the rechargeable bullets and get to fooling around. The cock ring helps with endurance and stretches to fit all sizes. Each bullet has seven vibrating functions and three speeds. Set them on different functions for a really good time. Use the bullets on their own all over the body and especially on all of your sensitive spots.