Frabicon iPad Mini 1/2/3 Blue Light Blocking [Eye Guardian Series]Japan Premium Anti-scratch Bubble-free Tempered Ballistic Glass Screen Protector (Not Compatible with iPad Mini 4)(Lifetime Warranty) ONLY for iPad Mini 1 /iPad Mini 2/iPad Mini 3(Not Compatible with iPad Mini 4). Premium Japanese blue light blocking tempered glass, filter up to 35% most harmful blue light(380-470nanometre) (SGS certified) may affect retinal cells after constant exposure to the blue light emitted from backlit displays. So do you concern the eye health about your kids developing eyes and yourself? Blue light blocking base material from TORAY Japan(R&D partner of UNIQLO and maker of Dermizax material) ) refined greater than 93% resolution. (This product is slightly yellowish tint on surface, as it REDUCED part of blue color base on RGB, when mixing green and red will be slightly yellowish) 0.33mm thickness provides long lasting protection against accidental drops and impacts. 9H hardness resists scratch, shatter, oil and fingerprint effectively. 2.5D rounded edges ballistic tempered glass match with speaker and home button perfectly. Superb DOW CORNING silicone gel ensure bubble-free installation, and easy re-installation, flawless and no residue. Lifetime global warranty(not including damage cause by drops, see product description for details). True touch and comfortable grip as same as naked screen thanks to multi-layer technology. Precise laser cut provide maximum protection for entire flat surface.