Our KZLVN tempered glass screen protector is highly durable and scratch-resistant,this strong 9H (Hardness Level) tempered glass will give your device the best protection against drops,bumps,scratches and normal wear and tear.Our protector is only 0.33mm thin making them ultra-light weight to allow Compatible a delicate touch without any bulk,which also promises not to interfere with the sensitivity of your touchscreen.All of our protectors are designed to be 99.99% transparent to promote an optimal,natural,crystal clear viewing experience. Product Feature:1.Perfectly fit compatible Samsung Galaxy S8.2.Edge to edge 3D full cover protection.3.9H hardness.4.Vacuum coating technology and high quality tempered glass offers HD clarity.5.Touch accuracy smooth.6.Oleophobic plating coating on glass surface makes you much more comCompatibletable touch feeling even than original glass screen.7.Easy to remove and clean oil, fingerprint, dust or other spot on surface of the glass.ATTENTION: Touch Screen Sensitivity Touch Sensitivity Adjustment: Go to your phone Settings menu - Advanced Features - Turn On Touch Sensitivity Sensitivity of the Home Button: Go to your phone Settings menu - Display - Navigation Bar , you¡¯ll see the Hard Press Home Button feature. The default setting is 3, but you can increase this up to a stronger setting of 5. There is a test at the bottom of the screen that lets you gauge the sensitivity at each level, so go with what works for you. Warranty:We promise that each KZLVN Tempered Glass Screen Film will pass through high standards of strict test be Compatiblee packaging to ensureEvery customers will get the best product and survice If you have any question, we will reply you in 24 hours.