The lee diffusion lighting filter pack contains a selection of the most popular diffusion materials used to create a wide variety of effects ranging from a subtle softening of the beam edge to creating a large shadowless area the pack contains twelve 250x300mm gel filters 2 of each of the following colours 216 250 251 253 400 and 410 and a handy cutter to resize them as required meaning they can be used with a variety of light sources