Waterproof & Stretchy Silicone The Vibrating Ring is waterproof. You can use it to enjoy sex with your partner in the bathroom. And this toy is very easy to claen after use. Detachable Vibration Motor The host can be detachable, and there are 2 locking rings with an excellent experience with double insurance Longer & Harder & Stronger Our ring adopts a double groove design with 10 mode vibrations, constantly adjusts the speed to keep you bigger, harder, and stronger. Magnetic Charging Our adult sex toys are equipped with a USB charging port, which only charge for 1 hour can use for 2 hours.