This special little guy is a smooth, waterproof, multi-speed, 6 1/2 inch marvel that will give you great sexual fulfillment Since it's waterproof you can enjoy this vibrator in and out of the water. The see-thru design lets you look through it as it's going through you. You can watch the propeller and turbine at the head work and turn causing the vibrator to do what it does best. Pick up a Waterproof Turbo Glider now and turn your personal time into satisfaction time. Vibrator uses 2-AA batteries, Not Included.