Suction your sensitive vulva into texture and vibration Place the silicone cup against your labia and clitoris and use the automatic pump to turn on the vacuum and vibration. Soft tendrils will massage your most delicate parts while a small tongue laps up your sweetness. The pressure will also draw more blood to the area, making you more sensitive. The on-off button is easy to use, while a vacuum release button with quickly free you from the euphoria within the cup. The premium silicone material is non-porous and phthalate-free, but not compatible with silicone lubricants. Clean with mild soap and warm water. Measurement: Cup is 4.2 inches in length, 1.9 inches in width. Auto pump is 5.1 inches in length, 2.8 inches in width. Tube is 2 feet in length. Material: Silicone, ABS plastic Color: White Note: Requires 3 AA batteries, not included