Anal Stimulator with ergonomic design made of 100% silicone with a powerful and quiet motor. 12 different vibration modes, waterproof. To switch the vibrator on and out, press the On/ Off button for 1 second, by pressing the On/ Off button shortly, you change between modes. Material: Silicone Requires 2 AAA batteries (batteries not included Length 4.5" (11.5cm), diameter 1.2" (3cm).