Multi-speed vibrating inflatable latex butt plug. Swell Guy? is an inflatable anal sex toy. Swell Guy? Anal Expander is easy to use. The latex Swell Guy expands and vibrates the anus for pure pleasure. Swell Guy? comes with an easy to use hand pump and battery operated squeeze hand controller that sends exciting anal vibrations. Anal sex toy is 5" around at the thickest point. 2 AA batteries, not included.