It Pennywise Fang TeethIT Pennywise Fang Teeth. Amazing IT Pennywise Fang Teeth come with upper and lower teeth and are made from soft flexible plastic. Includes: upper and lower teeth and are made from soft flexible plastic. Each set of teeth are meticulously painted to show all the horrible monstrous detail seen on the screen. Applying the teeth is easy, thanks to our Friendly Plastic Pellets that come with each set of teeth. Simply heat up the Friendly Plastic in hot