An Apple Community discussion has gained a lot of attention over the past day or so as an increasing number of iPhone 7 users are upset with the anodized coating of the matte black model that is chipping off, resulting in a really off-putting appearance when silver aluminum is exposed behind the chipped coating. The community post started back in November, but has gained three additional pages of responses in the past couple of days. A common theme among those affected with the chipping is underneath the phone on one of the speaker vents, and the majority of customers say they've used...
Source: http://www.gsmarena.com/increasing_number_of_matte_black_iphone_7s_are_chipping_-news-23350.php