Revolutionary Innovative Auto Installation It features innovative automatic positioning, dust removal, and adsorption technology, making the installation a breeze within seconds. Simply align the frame on your phone, press and pull. With a success rate as high as 99.99%. Industry NO.1 Military-Grade Shatterproof Authorized by International Military Standard with 12 rigorous engineering tests of 220lbs impact, 8ft drops, 10,000+ scratch tests, its strength, toughness and durability perform NO.1 among all glass. HD Transparent Eye Protection Made of optical-grade high-transparency material that faithfully reproduces the best visual feast brought by the iPhone screen. Additionally, professional blue light filtering technology is incorporated to create a more relaxed and comfortable viewing experience.