CBK Black Waterproof Underwater Diving Hard Housing Case For GoPro HD Hero 3 3+ 4 1. Black Edition Waterproof Casing, Be a HERO in STYLE!! 2. One of the major improvements to the new Black Housing Waterproof Housing Unit... Well, its BLACK! 3. And for this reason, the case stays looking sharp for a much longer time. 4. With the predecessor, the clear case oxidizes when the sun light hits it and the transparency becomes dull very fast! 5. Maximum Recommended Water Depth: 30m