Evutec Karbon S Kozane 0.03"/0.7mm Ultra Thin Slim Fiber 5X Stronger Scratch-Resistant Protection Carrying Case for Apple iPhone 6/6S 4.7" + TJS Tempered Glass Screen Protector - Black/Red Visibly lined with official 5x stronger than steel at the same weight. Provides incredible strength and resiliency in a lightweight design. Treated and polished with the specially formulated, five-layer Evutouch?Coating for exceptionally easy-to-grip, scratch-resistant protection. Without any metal substances or components, you'll never have to worry about interference with your wireless signals. Digizone Warranty Package: 30-Day Hassle Free Money Back Guarantee, Lifetime Warranty, Friendly Customer Service