When I received the tech21 Impact Shield for review, I didn’t expect the most interesting thing about it to be the application process. I’ve installed many screen protectors on my and my friends’
phones—everything from flimsy films to glass—and this is the first time it involved an installation mechanism that actually worked.
The Impact Shield itself utilizes a three-layer structure that absorbs impact and spreads it out across the shield, thereby minimizing the risk of a cracked screen. The top layer spreads
out the impact force, the middle BulletSheild (featuring a BASF protection polymer) protects against the impact, and the bottom layer further absorbs the impact force to prevent it from
reaching the screen. And yet despite these layers, the shield itself is very thin and a…