PANNOVO G-216-G Waterproof Foam Floaty Backdoor w/ 3M Adhesive Tape for Gopro Hero 4/ 3+ / SJ4000
Great for snorkeling scuba diving surfing wakeboarding and any other deep water activity; Make your Gopro float on the water; You don't have to worry about losing your camera in the water; Specifically for Gopro hero 3+