Color Translucent Film: Color translucent film, this item is color filter board, which is a good tool for teaching.Teaching Tool: Combined to use, these gel filters can be combined to create different effects, such as, cool effects, color correcting.Counting Chips: Color translucent film made of ps material for time using.Colored overlays correction lighting filters.Color Translucent Film: Color translucent film, lightweight and small, so its convenient to storage.Colored christmas gel filter christmas correction lighting gel filter transparent color pp film sheets.Science Discovery Equipment: Clear, film designed for overlays, stencils, and protective coverings.Color teaching equipment color filters for lightsSpecification:Material: PSSize:6.8cmx15cm/2.68inchx5.91inchPackage Includes:Optional Package3 or 6Color Gels Color FiltersNote:1.This is not infant toy, please take away from children to avoid eating.2.Please allow slightly errors due to manual measurement and different monitors.