<http://schema.org/description>
"Instead of extruding a colored cap layer onto sheet, profiles, or film, certain clear and opaque polymers can be dyed in a water bath, infusing color about 0.01 in. into the polymer and using a fraction as much colorant as would be used in melt compounding."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ptonline.com/products/dyeing-system-colors-sheet-or-film>