?Amazing Fingerprint and Smudge Resistance, Feels Smooth Sensitive to Touch ?A healthy tempered film to help you guard 24 hours,Only 0.3mm thick, this screen protector maintains high touch sensitivity. Silky smooth feel, giving you an extraordinary cell phone experience when you watch videos, read news, play games. ?NMPA Class 1 Medical Device, Block 8 Radiations from Phone Screen, High Definition Display Protection?Proud to have anti 8 Radiations functions from your phone, block blue Light, glare, reflection, phone electromagnetive radiation, X-ray, Purple light, Near Infrared Ray, Far Infrared Ray etc, really gives your eyes safer and more comfortable to enjoy colorful screen world;. ?NMPA Class 1 Medical Device, Relieve Eye Fatigue and Good Sleeping - Filter 55%-70% of Blue Light?PERFECTSIGHT eye care tempered glass screen protector compatible with iPhone 13 Pro Max 2021 adopt the same radar-absorbing material used on fifth-generation stealth fightersuses through electroplating to minimize Digital Eye Strain caused by harmful blue light emitted from digital screens. It helps promote healthy melatonin levels for improved sleep. ?Eye Care Relief Eye Strain - Anti-glare and Low-reflection not HD Clear?PERFECTSIGHT diamond grade screen protector designed for iPhone 13 pro max reduces screen reflection and cuts down glare flicker, providing a more comfortable viewing experience by limiting eye damage caused by reflection and glare, and by relieving eye muscle fatigue, dry eyes, blurred vision and other symptoms. ? Sapphire Grade Incrediable Defense?Remarkable explorsing-proof glass, high strength & impact resistance, upgrade to Mohs hardness greater than grade 7, 400? tempered, tough protective layer, high strength & impact resistance, more durable. Ion exchange process, easily resist daily scratches from sharp objects without leaving traces,One sapphire tempered glass is worth more than 10 ordinary tempered glass films.