UltraJacket Lightweight Slim Sleeve Case for Sony Xperia Z5 Premium (Saddle Black) LIGHTWEIGHT and SLIM slip-on sleeve case for Sony Xperia Z5 Premium. 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 Sony Xperia Z5 Premium with no additional bulk.