Godox Photo Studio Umbrella Softbox 60x90cm / 24"x36" with Bowens Mount Bag Kit Soft box is a type of photographic lighting device, one of a number of photographic soft light devices. It create even and diffused light by directing light through diffusing ,and by "bouncing" light off a second surface to diffuse the light. Umbrella Mount Design take only a few seconds to setup up softbox just like open umbrella, when other softbox take a long time to setup.