VILTROX 12pc Strobist Flash Color Lighting Gel Pop up Filter Color Photographic Color Gels Filter for Flash ,Canon,Nikon,Sony,Yongnuo ,artistic effect A Selection of 12 colors, create different light colors effects;almost can meet your photography needs Package includes 12 pcs Color Gels and 2 gel-band , fits many flashes such as Canon /Nikon/Yongnuo ,etc. With a coverage area of 60mm x 70mm, it's enough to cover even the largest flash heads To attach, simply slip the tabbed ends of the Universal Gel under the Gel-Band to secure it to the flash.very convenient. Each piece of the filter has a transparent protective film, if that effect is not good enough, please peel off it .