Armorz makes some of the best screen protectors in my opinion.  The Stealth Extreme R is a Glass Screen Protector and can be purchased for the Galaxy S4, iPhones and many other devices.

In this video I review the Stealth Extreme R for the Samsung Galaxy S4. Let us know what you think of the Stealth Extreme R in the comments below.

Armorz for Galaxy S4:  http://www.armorz.com/en/product/Galaxy-S-IV/Stealth-Extreme-R-Tempered-Glass-for-Samsung-Galaxy-S-IV/fm28