provides extra protection for your lens from shattering, keeps the camera protected on flat surfaces. Precise Cutouts: allow all functions accessible and maintain the original smartphone experience sensitive. Back of Round Hole: present your phone logo, reveal your individual character elegant demeanor, also, additional function is that, let your index finger pulp close to the hole, to prevent Phone falling. Grip is enough that give your phone more protection. Ultra-Thin. Back Cover is Only 0.9mm thickness remains original profile. Feels great in your hand - not too bulky, and not too flimsy. Very modern and stylish. They have the perfect combination of a modern look and a good feel.