Just sprinkle or put this down someone’s back and watch them go itch like crazy! Yes. it does work! This is a classic and effective prank that has been around for years. Remember as a kid seeing this sold in the back of comic books. Well, its back and even better. Each packet contains white power and a little powder goes a long way. Perfect for your party, April Fools Day or a Halloween party. It’s a safe and fun gag. The itch feeling will eventually go away or simply use water to wash it off. Completely safe and non toxic.