Galaxy Tab A 9.7 Glass Screen Protector, (T550 T550N) AnoKe(0.3mm 9H ) Tempered Glass Screen Protector Film Sheild For 9.7 Inch T550 Glass 99% HIGH TRANSPARENCY,REDUCTION NATURAL VIEWING EXPERIENCE. 0.3MM THICKNESS ANTI-OIL, VERY SMOOTHLY AND REDUCTION NATURAL HAND FEEL 9H HARDNESS:Electrostatic Adsorption and Anti Scratch. It won't be scratch even if you use a pocket knife to scratch it. And very easy to install. ANTI-SHATTER: This screen protector cracks into small pieces that are held within the film (if broken). They are not sharp, making it safer than other glass products. NOTE:if the designed of the phone is curve edge . because of the different manufacture production different glass screen protector , so the radian is also not the same . we can't guarantee it can fully cover your screen surface . if you don't like this . WARRANTY / REPLACEMENT / REFUND: Lifetime Replacement Warranty. If the item you have received is defective in any way, please email us for replacement or refund. If you have any questions, please contact us via Amazon message system. Please DO NOT leave a neutral or negative feedback before contacting us. we will reply you without 24 hours. and giving you a satisfactory answer