RetinaGuard Anti-Blue Light Screen Protector for iPad Pro 12.9" (1st Gen 2015 & 2nd Gen 2017) SGS & Intertek Tested - Blocks Harmful Blue Light, Reduce Eye Fatigue and Strain 90% blue light blockage (380nm-420nm) / 98% UV blockage (310nm-380nm) (For 1st Gen 2015 & 2nd Gen 2017 iPad Pro 12.9") Reduce blue light damages and protect the screen / Zero color distortion SGS & Intertek tested / Japanese technology / manufactured in China/ Easy no bubble installation, no residue Excessive blue light exposure found in LED screens may lead to imbalanced melatonin levles found in sleep disorders and eye strain and fatigue We understand the potential harm of excessive blue light exposure in children and adults who actively use LED devices and take great pride in achieving the necessary requirements to ensure that RetinaGuard is the highest performing and most trusted blue light Screen Protectors on the market