Decals stick to almost all flat surfaces! just peel and stick! Long lasting 5+ year life expectancy for outdoor & 7 + indoor durability High quality-All SauceN vinyl stickers have a high-quality anti-UV coating to protect them from sunlight and bad weathe Vinyl Decals come in 3 pieces-1. Top layer is a transparent transfer tape. (Holds your decal or sticker together until it is applied)2. Middle layer is your actual decal or sticker (It is sandwiched between the Application Tape and the Wax Backing)3. Bottom layer is the wax backing. (protects the adhesive until the decal is ready to be applied)