Thanks to its ergonomic shape, it adapts effortlessly and smoothly to the male anatomy and stimulates the P-spot and perineum simultaneously with three levels of vibration and three pulse patterns that promise a never-ending array of vibration pleasure. The unique attraction of Duke is the amazing upper bulge that gives the feeling that the toy is completely inserted, Duke is bound to be a favorite. With an easy to use control button, users can quickly move between speeds and patterns and easily recharge Duke with Fun Factory's amazing Click n' Charge technology. Be sure to fully charge your Duke before its first use. Please note that Duke is not waterproof, but the bullet is removable for easy cleaning of the silicone body.