1 mars 2022 · Need an iPhone 13? GadgetGone Can Help! Oterkin iPhone 13 Waterproof Case . Oterkin’s iPhone 13 waterproof case is both effective and stylish. It comes with a full body case made of high-quality TPU and PC materials, along with an easy “snap-on, snap-off” build, in case you need to remove it (such as when you need to clean your device).