Get better results with your flashgun produce more colour accurate photographs and cut down on post production times with this set of eighteen rogue flashgun colour correction gels three each of six different types the gels have a central filter area of 76 x 63 mm a total length of 152mm and are all clearly labelled with f stop loss and white balance settings in order to help you select the right one for the job the kit also contains three attachment bands a storage pouch and a quick ref