... Material: colored sticker, 3M vinyl,one way vision usage:excellent for any window, bumper, trunk, tailgates ink: eco-solvent ... fluorescent Green, fluorescent yellow, fluorescent orange,etc. Usage: excellent for any window, bumper, trunk, tailgates, etc.. Features: 1.cut ... all smooth surfaces, cars, toolbox, glass outside or inside, cell phones, appliances, laptops, PC's, Guns Safes, Concrete floors & ...