The waterproof Vibrating Stud measures 7.5 inches in length and has a diameter of 1.5 inches. It combines vertical pleasure ridges on the bottom half and raised pleasure bumps on the top half with multispeed vibration for an exciting sexual experience to savour. The soft jelly coating ensures that it is easy to insert while at the same time being firm enough to retain its shape. Available in Blue or Violet. 2 AA batteries are included.