It's a cheap but necessary accesory for a Gopro camera, and it has two functions. First, for those of you who like using your Gopro in the water and are afraid
...さらに表示 that the camera might sink - use this water bottle holder, because as you know, a plastic water bottle will stay afloat. Secondly, it can be the perfect replacement for a tripod. Just add water so the bottle will be stable.
