?Packing List:? Screen protector x2 (Anti Glare x1,Anti Blue Light x1)and Video Operation Guide and Screen Mounting Kit Package ,If you have any questions, please feel free to contact us, we will do our best to make you satisfied. ?Easy Installation?Follow the included video operation guide, you will get perfect results and no residue will be left on the display when you remove it. ?Scratch & Fingerprint Proof ?Hydrophobic and oleophobic clear layers work as the final coating keeps your device safe from fingerprints, cracks, dust, daily wear, and scratches, Really Touch Sensitivity for a natural feel that provides flawless touch screen accuracy. ?Anti-blue Ray&Anti-Glare ?Block your tablet screen's blue light and glare to help relieve your eyes strain and myopia caused by using the device for a long time, help you away from blue light before bedtime to help you sleep better. Compatible with the Devices: 13.3 inch Anti Blue Light Screen Protector for 13.3" Samsung Galaxy Book Flex/13.3" Samsung Galaxy Book Ion/13.3" Samsung Galaxy Book S/13.3" Samsung Galaxy Notebook 7 Series with 16:9 Aspect Ratio Laptop(13.3 inch),Please double-check your device model to avoid buying the wrong one!.