9H hardness, harder than a knife's blade. It is not exaggerated to say this screen protector is Terminator to any possible scratches by keys, knife or other sharp objects.
Tempered Glass Film for Galaxy S9
Ultra thin-0.3mm thickness is reliable and resilient, and promises full compatibility with touchscreen sensitivity
Highly durable, and scratch resistant - surface hardness 9H
Includes: 2x Glass Screen Protector, Wet/Dry Wipes, MicroFiber Cleaning Cloth, Dust Removal Stickers.