Move your butt! Feel shuddering waves of pure and powerful anal pleasure let Butt Quiver caress and delight your prostate. With its perfectly contoured and smooth shape, Butt Quiver does not go around the bush and makes you enjoy it instantly. What are you waiting for? Why do not you throw yourself and let Butt Quiver vibrate your pleasure ass? Made of 100% safe silicone, material very soft to the touch, hypoallergenic and of high quality, compatible with the most sensitive skins. It incorporates a vibrating bullet RO-80mm that you can extract for a better cleaning or in case you would like to play separately and use it as a stimulator of your point P 7 Speeds. It is also fully submersible so you can make it vibrate in the water. Measurements: 75 mm x 37 mm in diameter. It works with 1 LR1 battery that is included.