Certified to exceed Military Grade Drop Test standards, MIL-STD-810G, for drops up to 3m (10 feet)Integrated front facing audio channel amplifies sound and redirects audio to the front of the phone for a better surround sound experienceSoft bubble pattern rubber interior lining combined with a hard polycarbonate shell for protection, absorbs and deflects shock when your device experiences impact. Raised lip protects your screen from drops and surface scratches.Simple one-piece construction means no tools or screws required