Cadorabo Case works with Nokia Lumia 520 Ultra Slim TPU Silicone Cover in OXIDE BLACK (Design X) &ndash; Shockproof Scratch Resistant Gel Case Protective Shell Bumper Skin Back Cover DESIGN: Only 1.2 mm thick so it offers an almost unchanged appearance of your Smartphone. It doesnt matter which color youll choose, your phone is well protected but still does not cover any important details of your smartphone. The TPU Silicone case cl FUNCTION: All ports and buttons are accessible without restriction (camera / headset etc.) There is no annoying flap and no nonfunctional case. The surface is roughened, and non-slippery. Although the material is thin, light and soft, the phone shell prov QUALITY: Only flexible TPU material was used for the manufacture. This transparent material (TPU / silicone) was chosen to provide durability and stability. The soft, flexible and slim silicone case prevents air to be trapped between the cover and your s PROTECTION: The cell phone case protects every corner and edge of your Smartphone. The case covers the entire backside of your phone (except for the camera and other important features). The edges of this cover are raised by 0.5 mm which provides addition ADDITIONAL INFORMATION: In spite of the good protection, we recommend to apply a protective film for the display. This provides extra protection against scratches the screen and can be purchased in our store as well. The Smartphone shown is not included i