The Most Rugged Clear Case ever! Being certified according to U.S Military Standard 810G, it has survived 26 consecutive free fall drops from 4ft (1.2M) height at various angles. Patchworks Contour case is composed of TPU body and Polycarbonate bumper. Cutting-edge technology was used to achieve non-yellowing, clear transparent Smudge-Free TPU body. Micro textured surface prevents oil-looking smudges on the back when it’s installed. This powerful dual-layer case provides military-grade protection on both screen and rear camera with raised lips.