UltraJacket Lightweight Slim Sleeve Case for Blackberry Passport (Black) LIGHTWEIGHT and SLIM slip-on sleeve case for Blackberry Passport. HIGH GRADE PU leather with WATER REPELLENT surface coating. Soft inner MICROFIBER LINING and protection against scratching. Beautiful INSEAM STITCHING for added STRENGTH and DURABILITY. Protects your Blackberry Passport with no additional bulk.