Fotodiox Pro 24x24" Foldable Softbox for Studio Strobe/Flash with Soft Diffuser and Dedicated Speedring Insert, for Calumet Genesis 200, 400, 300B Strobe Flash Light, Soft box, Speed Ring Foldable, Ultra-portable Softbox for most Strobes and Speedlights Unique Design Allows for Interchangeable Speedrings to be Used Recessed Velcro Front for optional Eggcrate Grid (sold separately) Kit Includes: Foldable Softbox, Inner and Outer Diffusion Panels, Speedring and Carrying Case 24 Month Manufacture Warranty