Amazon.com : Suptig Replacement Waterproof Case Protective Housing for GoPro Hero 4, Hero 3+, Hero3 Outside Sport Camera for Underwater Use - Water Resistant up to 147ft (45m) : Electronics
Amazon.com : HONGDAK Waterproof Housing Case for GoPro Hero 4/3/3+, 60M/190FT Underwater Protective Dive Housing Shell with Bracket Mount Accessories for GoPro Hero4, Hero3+, Hero3 Action Camera Outside Sports : Electronics