This item is color filter, light weight and small size, convenient to use and also store. These color filter can be combined to create different effects, such as, cool effects, color correcting. Create different effects more easily, good for photo , strobe flash light, LED lights and more uses. Features - ColorRed -Material:PVC - Size: 29.70X21.00X0.10cm/11.67X8.25X0.04in -Light weight, high toughness, this light filter sheet is high light transmission materials, stable color temperature, low loss. -Perfect for educational use. Help dyslexic on the written page and enhance their reading skills. -These light filter are multipurpose, have absorption and filtration of light of different wavelengths. -Suitable for film, video, photo, theater, stage, party, and decorative light, better fit your demands. - with good workmanship, this light filter sheet is for long servicing life. Package list: 6 diffuser sheets