Photogenic SB22 22" Softbox with Quick-Change Plate and Interior DiffusionPhotogenic Softboxes are constructed with a durable black silver laminated material and are complete with a handled travel bag. The spring tension rods easily fit into softbox and into the speed ring. The larger softboxes have a heat release flap, a snap fit internal panel and front diffusion panel. The front panel is Velcro fitted allowing you to place the panel at the box edge or into the box 1 1 2" for improved light direction. No need to buy a