SMART DESIGN: Waterproof non-slip texture sticker, made of PEVA with permanent adhesive, 20 pack. Great for motivating kids and adding lots of fun to bath time PREMIUM QUALITY: Made from virgin PEVA granules and non-toxic permanent glue, keeps the decorations colorful and with high adhesion. Health and safety of use is our top priority, that's why these stickers are skin-friendly and covered with a non-slip film. EASY TO USE: All stickers are pre-cut so you can easily distribute and organize them. Suitable for all smooth surface bathtubs. Make sure the bathtub surface is dry before using these fun items. Peel and stick wherever you want, done! The non-toxic specialty glue is easily removed with the included scraper and leaves no marks. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.