Kastar S4 Screen Protector (4-PACK), Premium Tempered Crystal Clear Glass Screen Protector for Samsung Galaxy S4, i9500 AT&T, T-Mobile, Sprint, Verizon Smartphone--Supper Fast and from USA- Lifetime Warranty - We Value Your Satisfaction: Lifetime no-hassle warranty provides easy lifetime protection for your tempered glass screen protector. Crystal-clear Screen: Use Japanese Crystal-clear Glass, 99.9% High-definition clear hydrophobic and oleophobic screen coating protects against sweat and oil residue from fingerprints. 2.5D Rounded Edges Design: Kastar Crystal-clear Ballistic Glass is quality cut to perfectly match the rounded edges of your smartphone and 99% Touch-screen accurate. Anti-Scratch: Kastar glass screen protector features a Surface Hardness (9H), which is 3X stronger than the PET film, and providing a natural screen experience you need. Defense Fall Rupture: Design as well as great shock absorption, this method avoids the danger of screen crack.It also has a static property that can be to repel dust.