Cailifu [HD Clear] Microsoft Lumia 640 Highest Quality Premium High Definition Ultra Clear Screen protector with Lifetime Replacement Warranty [6-Pack] - Retail Packaging 2015 Compatible with Microsoft Lumia 640 Premium nano coating technology - No rainbow marks,Hard coated for Scratch Proof (Hardness: 3H) Dry Application: Easy to install and remove (Bubble-Free / No Residue) Perfect cutouts on the front not to interfere with sensors or responsiveness Made from the highest quality Japanese PET Film