[sparklite2]

I learned not to slip my sun glasses into the same pocket as my key chain the hard way. The lenses got scratched to pieces. Wouldn’t the chain make a similar mess of a cell phone?

[Red Badger]

Cellphone glass is made of Gorilla Glass or Dragon Glass. Much tougher!...........

https://www.google.com/search?q=gorilla+glasd&oq=gorilla+glasd&aqs=chrome..69i57.7200j0j4&sourceid=silk&ie=UTF-8