Fotodiox 12" Octagon Softbox for Nikon, Vivitar , Sunpack, Nissin,Sigma, Sony, Pentax, Olympus, Panasonica Lumix Flashes by Fotodiox. $20.13. Premium Grade Reflective and Neutral Diffusive Material, same as Pro Larger Softbox Professionally Made for Heavy Duty use. Double Baffle Diffusion, Soft and Even Light Coverage, Suitable for Main and Fill Foldable for storage 24 Month Manufacture Warranty. Save 19%!