7 piece color gel filters for light effects and color correction. Cut to fit most Flash models. Include the biggest selection of popular colors to control the light from your strobes. 
You can also use the combination of filters for a whole lot more than the color change of the light. The applications are almost endless with color gels, from cool effects that you can make wallpapers, to enhanced skintone in portraits, color adjustments or matching to the surroundings, simulations Different types of lighting, special effects, fraudulent white balance and many other things.

Dimensions: 3.15 in x 1.57 in x 0.04 in (8.0 cm x 4.0 cm x 0.1 cm)
Weight: 1.80 oz (51 g)