9H hardness Anti-fingerprint coating Unrivaled touch sensitivity Impact Resistant and shatterproof HD optical transmittance Easy installation Ultra thin,0.33mm, ultra durable. 1. Hardness: Hardness rating of 9H, which means they are very resistant to scratches and other types of damage. 2. Clarity: This glass are designed to be clear and transparent, so they do not interfere with the clarity of your iPad's display. 3. Smoothness: manufacturd to be very smooth to the touch, which makes it easy to use your iPad's touchscreen without any issues. 4. Oleophobic coating: oleophobic coating helps to repel fingerprints and other types of smudges, keeping your iPad's screen looking clean and clear. 5. Anti-glare: Anti-glare coating which helps to reduce glare and reflections, that can make it easier to use your iPad in bright sunlight or other bright environments.