Ultra Clear Pc Backplate,Honeycomb Shockproof Frame For Dual Protection. The Frame Is Made Of Aviation-Alloy And Unique-Engrave Design To Choose. Military Grade Drop-Tested,Certified With Mil-Std-810H Drop-Tested Protection. Ready For Harsh Environment. Strengthen Corners Design,0.3Mm Higher Than Camera,0.5Mm Higher Than Screen,Efficiently Level Up The Drop Protection And Shock Absorption.