Overview: Liquid glass screen protector is made of military nano liquid,it creates an invisible/ultra thin coating film on your phone/tablet screen,It provides a full cover/9H hardness/High definition protection to your phone/tablet screen,it's a perfect replacement for tempered glass screen protectors.it's suitable for all kinds of screens,such as smartphones,laptops,smartwatches,camera lens,tablets,glasses,etc. Especially for curved phone screens. Innovative nano-coating shields your screen from water, fingerprints, smudges, and bacteria, without diminishing its light transmittance and optical clarity. Liquid Nano Protractor bonds into a clear, 100% invisible, scratch resistant and bubble-free coating with the smooth feel of the factory-installed glass intact. Use Steps: 1.Clean the screen with the wet tissue 2.Wipe the screen with the 1st dry tissue 3.Apply about half of the nano protector(about 5-6 drops) on the screen evenly with the 2nd dry tissue,wait for 5 minutes and repeat the step 3 again,wait for another 5-10 minutes 4.After full dry by the step 3,Polish the screen with the 1st dry screen,then ok to use. Features: 1.No bubbles, no wrong positioning , no glue stains. 2.Reduce finger marks and smuggles 3.Improve screen clarity and brilliance 4.Resistant both acid and alkaline 5.Water and oil repellant, Dirt & dust repellent 6.Preserves screen sensitivity. Package include Nano Liquid Screen Protector x 1 Wet Tissue x 2 Dry Tissue x 2