The Avenir Tattoo Sticker - Space is a 53 pc set of temporary tattoos featuring a variety of Space Stuff. The tattoos are made of high-quality water-based ink and are safe for kids to use. They are also easy to apply and remove, making them a great choice for kids who want to try out different looks without committing to a permanent tattoo. , , Easy application: place the tattoo on the skin, wet the paper with a wet cloth for 20 seconds and remove, leaving to dry for 45 seconds. Duration for 3-5 days.