Westcott 3 Pack PocketBox Universal Flash Softbox Kit for all Speedlites like Canon 430EX, 270EX, 270EX II, 320EX, 600EX-RT, 580EX, 320EX, 420EX, NIKON SB-700 AF, SB-400, SB-600, SB-910, SB-900, Yongnuo, Nissin The PocketBox softens harsh light and eliminates red eye Soften harsh light to obtain professional quality images The PocketBox is a perfect solution to fill in shadows when using available window light Frames are built with a heavy-duty, flexible wire framework