This started out as our most “grown-up” case. We were drawing on leather wallets, watch bands, and nice shoes, all classy things that people would wear to the office. Turning leather into a protective phone case wasn’t easy, though. After it’s pressed and fused to TPU, a lot of faux leather looks pretty flat. Besides the depth, there was also the color and hand-feel to consider. We examined hundreds of types of faux leather by hand before we found one that worked.