Falcon Eyes CFA-30K Flash Speedlite 30 Colors Color Gel Kit with Barndoor & Reflector & Bag for Canon Nikon YONGNUO GODOX 30 colors gels;color temperature can be created from 1000K-10000K Easy to hold on flash using velcro Universal-compatible with 99% flash gun on the market With nice kit bag Include with barndoor/reflector