This hard protector cover is designed for Sony Ericsson Z520, Z520a and Z520i cellular Phones.Comes with 2 pieces of hard plastic protective plates (the front and back) and detachable swivel belt clip.Protect your phone against scratches.Keep your phone body in good shape and looking new.Easy snap-on installation, no disassembly is needed.Protector plate has openings for volume / side buttons, camera lens and charger jack which allows access to all phone functions.Can be attached to belt.Made from hard plastic.