Add something extra to your lovemaking session with this vibrating silicone penis ring. With 10 vibration modes to give you hours of intense pleasure and naughty fun, you'll love it. and your partner will love this toy! FEATURES: Function: 10 vibration functions Power: 1 AAA battery Material: Silicone ABS Color: Blue Packing size (mm): 150*95*60 Pretty Love manufactures high quality products. They have a 1-year warranty against technical defects.