Compatibility: Cubot X11. Spartan Shield offer the best scratch protection for your mobile devices. Spartan Shield revolutionary film leaves the sensitivity of your touch display unaltered and lets your HD display shine at its fullest potential. Unlike other sticky or rubbery films, this smooth, glassy film feels natural to the touch and couples perfectly with the use of a stylus. Your Spartan Shield purchase comes with a manufacturer Easy Lifetime Warranty(*) Product Includes - Full Kit: 6 Spartan Shield Protectors Spartan Shield Installation Instructions Simplified Installation Instructions (More complete instructions come in packaging) Step 1 Thoroughly clean workspace and device. Step 2 Peel back the protective layer labeled "Adhesive Backing 1" about an inch or two. Step 3 Align the exposed edge of the protector with the edge of the device. A perfect initial alignment ensures the best installation results. Step 4 Once aligned, slowly lay the protector down. Step 5 Wrap the squeegee in the microfiber cloth and then press out any air bubbles. Step 6 Remove the protective film layer labeled "Protective Layer 2". Step 7 Buff the screen with the microfiber cloth and you're done. Enjoy! (*) Lifetime Warranty applies to the life of the device.