Spark Throttle AV-01 Carbon Fiber Black Vibrating Butt Plug. Power. Deep rumbling vibrations. 10 vibration functions with easy one button control. 3 in 1 Toy. Can be used with, without bullet vibrator or you can use the bullet alone. Waterproof vibrations. Use Throttle where ever you like! Pool side, or even in the tub! Satin smooth.Platinum cured silicone features a smooth satin finish. Waterproof vibrations. For shower and bath play as well as convenient cleaning. Comfort and safety designed with tapered tip and handle for easy retrieval. Vibrating butt plug requires 1 AAA battery, not included. Length 4.7 inches, insertable length 3.7 inches, width 1.5 inches. Color Carbon fiber Black. Material Silicone. Warranty 1 year.