Introducing the Vibrating Super Soft C-RingTM, a beginner-friendly addition to couple's play featuring a waterproof removable bullet vibrator and made from Tantus' 100% Ultra-Premium Silicone. Stretchier than standard C-rings, this comfortable and exciting ring is easy to clean and safe for your body, offering a diameter of 1.5" unstretched and 4.75" stretched.