Sony Xperia XZ Case by NALIA, Slim Silicone Design Phone Cover. A beautiful phone case for the Sony Xperia XZ, where protection and stylish design merge perfectly. The protective cover is made of high-quality TPU silicone, which offers high durability and shape retention. Thanks to the material, the Sony Xperia XZ not only feels great and non-slip in the hand but also makes it easy to put on and remove the protective case. The smartphone cover is very well crafted and perfectly tailored to the Sony Xperia XZ. This ensures not only a secure grip and protection but also trouble-free operation of all buttons and ports. The frame of the case extends slightly beyond the display.