ASUS zenfone 2 ZE550ML / ZE551ML Flip Cover Case, PASSPORT EDITION - By Cush Cases (Black/Light Blue) High quality Cush Cases [PASSPORT EDITION] PU leather case for the ASUS zenfone 2 ZE550ML / ZE551ML. Flips open to stand for easy viewing Microfiber interior lining Phone sits in the adjustable shell frame adding extra protection Multiple Accent Colors Available!