Ultra Crystal : Ultimate Clarity Ultra Crystal film is a high quality film with a hard surface. It protects the LCD screen from scratches and is crystal clear for absolutely no interference in display clarity. High grade clear hard coated film 25% thicker than previous model No rainbow effect Ultra Oleopobic : Oil Resistant Ultra Oleopobic film features an oil-resistant coating to prevent smudges resulting from oil, cosmetics, and other contaminants. Any marks and fingerprints can be wiped away easily. Oleophobic coating : Oil resistant coating No rainbow effect Good surface hardness : 3H