Neewer Photo Studio 24" x 36"/60 x 90cm Rectangle Umbrella Type Speedlite Softbox with Grid for Portraits,Product Photography and Video Shooting The light diffusion surface diameter is 24" x 36"/60 x 90cm,with wide range of applications,suitable for portrait or product photography. It is a soft box when being spread and like an umbrella when being folded,easy to use. The umbrella body made of high-density nylon material,high reflective. Grid is used on a softbox to control light spill and tighten the total coverage area;this can be particularly helpful in tight shooting environments. You can use a standard umbrella flash bracket to accept the umbrella pole through the bracket and allow for a range of motion to the light movement.Note:Light stand,flash holder and flash are not included.