Blue Light Block Screen Protector, Pavoscreen PC Monitor Filter Anti Glare Fingerprint Proof Reduce Eye Fatigue Laptop PET Computer Film Anti Blue Light Filter (17 inch for Display 16:10) Block 50% harmful blue light and 100% UV Rays Ease eyes discomfort caused by computers,laptops.Help you sleep better Bubble free, Easy to install Anti Glare, Anti Scratch, Anti Fingerprint, Anti Radiation 12 Months Warranty after your purchase