Inflates and vibrates. Expands at your command. Expandable Vibrating Butt Bust Inflatable ribbed butt plug expands with air to provide girth and volume. Dual power control with extra strong vibrations. Quick release allows instant deflation. Expands to 12 inches in circumference. 5.5 inches length. Vibrating sex toy requires 3 AA batteries, not included. Do not leave batteries in the vibrator between uses. Always clean before and after use. Expandable Vibrating Butt Bust from Nasstoys of New York. Categories Expandable Vibrating Butt Blaster: Anal Toys, Small, Medium Butt Plugs, Vibrators, Inflatable Butt Plugs. How to use video. 2022.