Check the listing for details. Silicone Ass Puffer Nubbed Inflatable Silicone Anal Plug Expandable Buttplug. Color: Black, Condition: New. Listed at 48.90 USD. Ready for intense stimulation? This inflatable anal plug is designed to enhance sensation and stretch you from within! All along the shaft of graduated bulbs are small, spiky nubs that add texture to your backdoor during entry and while inside. With soft, round heads they are perfectly safe to enjoy but look wicked. The plug has a firm, inner core that makes insertion easier. With the help of some lubricant, you can push the plug inside and enjoy the feeling of it entering your backdoor. Once inside, the stretchy, premium silicone bulb around the plug's core is inflatable! Use the pump to expand it while it's inside and enjoy the internal stretch! You'll feel the pressure build and press against your A-spot or P-spot, adding to your arousal.