GOLEBO 2X Crystal Clear Screen Protector for Cat S40 - (Transparent Screen Protector, Air Pocket Free Application, Easy to Remove) Crystal clear screen protector for Cat S40 crystal transparent - long-term protection and high quality manufacturing of this Cat S40 display protective film It protects Cat S40 from dust and scratches - fingerprints and dirt can be easily removed from the Cat S40 screen protector The display protective film Cat S40 can be always replaced and reused in case of mistakes The display of Cat S40 is not restricted in its functioning by the protective film Cat S40 a faithful reproduction is guaranteed despite the protective film 100% air bubbles free - easy to apply - on the back of the package we explain step by step how to apply the Cat S40 screen protector. A video for installation is available for any assistance