Neewer Pro (Pro Version of Neewer Product) 6"X8"(15cmX20cm) Universal Collapsible Studio Softbox Flash Diffuser for On Camera or Off Camera Flash Gun, for Canon 430EX II, 580EX II, 600EX-RT, Nikon SB600 SB800 SB900, Neewer TT560, TT680, TT850, TT860, Youngnuo YN560, YN565, YN568, Vivita Flash, Sunpack, Sunpak, Nissin, Sigma, Sony, Pentax, Olympus, Panasonic Lumix Flashes with a Carrying Case Universal Studio Softbox Flash Diffuser Solid weight material with silver interior Easy to use and works great. Can be used with on camera or off camera Flash gun. Dimensions: 6" H x 8" W x 5" D