Selens SE-CG20 FLash/Speedlite/Speedlight Color Gels Filter 20pc w/ Gels-Band Selens Flash Combination Gel Kits offer you a choice of 20 dynamic colors and correction filters to help create dramatic and theatrical lighting in your images. Each kit includes 14 color effects gels, 5 color correction gels, and 1 diffusion gel. Choose from a range of reds, yellows, blues, and greens to punch up an image with color and create mood. Or, use the correction gels to balance your flash to ambient light. With a coverage area of 2.5 x 2.5 (65mm x 64mm) Selens Universal Gels are large enough to cover even the largest flash heads, and they can be creased or trimmed for smaller flash heads as desired. These flash gels' innovative tabbed design allows them to be quickly attached to a wide range of shoe mount flash brands, including: Canon, Konica, Metz, Minolta, Nikon, Nissin, Olympus, Panasonic, Pentax, Quantum, Sigma, Sony, Vivitar, Oloong, Yongnuo and Triopo.