The phot r 3m adhesive floating backdoor mount for gopro hero attaches directly to the housing backdoor to keep your gopro afloat great for all deep water activities easy to spot flotation attaches directly to the housing backdoor great for snorkeling surfing wakeboarding or other deep water activity notethe floaty backdoor will not support the weight of the suction cup mount or the additional weight of bacpactrade accessories attached to your gopro also the item does not includ