Description Made of high light transmission materials with light weight, steady color temperature and low loss. These color filters are used for experiments involving additive and subtractive color, color mixing, color transmission, absorption and filtering of the different wavelengths of light. Features -Color:Assorted Color -Material:PVC -Size: About29.70X21.00X0.10cm/11.67X8.25X0.04in - Also suitable for memory albums scrapbooks and various other art projects. -Correction gel light filters fit for film, video, photo, stage, theater, party, and DJ lighting. -Change color balance of the images. Flash gels help to improve the color balance of the images. -Can be combined to create different effects, like cool effects, color correcting, good for photo studio strobe flash light LED lights. -Colored lighting filters, or gels, are often used as accent lights, or to add dramatic color to backgrounds or selected portions of a scene for artistic effect.Package list: 9 x Color Filters