Protect your Nokia device with a phone case. Choose a Nokia phone case that suits your needs. For example, a full body case protects your smartphone on all sides. But this phone case also makes your smartphone thicker and heavier. A book case has a useful front flap that protects your screen from damage. Fold the front flap to use it as a stand. This is useful when you watch your favorite series on your phone, for example. Do you prefer to see your notifications right away? Choose a back cover. This Nokia case keeps your screen free and protects the back and sides of your device.