Since when do butt plugs have to be so boring? What is more enticing in your ass; a bulbous blah shape or a sexy cock head? Made from shatter resistant borosilicate glass, Helmet Heads are non-porous, 100% hygienic, and 100% phthalate free. The best part is that it comes with the benefits of 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!