Since when do butt plugs have to be so boring? What's more enticing in your ass; a bulbous blah shape or a sexy cock head? Made from shatter resistant borosilicate black glass, helmet heads are non-porous, 100% hygienic and 100% phthalate free. The best part is that it comes with the benefits or glass. Warm it up or cool it down by simply running it under hot or cold water. Smooth rounded helmet tip is great for easy insertion and nicely tapered neck for comfortable wear. The perfect soldier for a rear entry invasion!