Who hasn't thought about a Henna Tattoo when having fun at Spring Break or with friends in Vegas. Something that will temporarily freak your Mother out, knowing in 2 weeks it will be gone. It turns out that the main ingredient in the Henna is actually prohibited by the FDA for it's use on the skin in cosmetics. Permanent redness, irritations , and other problems have been reported after receiving these "temporary" tattoos. http://www.webmd.com/skin-problems-and-treatments/news/20130326/temporary-tattoos-may-leave-permanent-damage Here is the link to the article. Enjoy the beautiful weather in Naples, Florida!