Here is a set of 1965 Impala Skirts, these will fit the the REVELL/MONOGRAM kits.
1965 Chevy Impala Resin Skirts-REVELL/MONOGRAM
SKU: SCR 65 SKIRTS
As with many resins, you'll need to clean up any excess flash, pin holes and wash down with a good degreaser to remove any oils from the molds. Also before paint, check fitment as resin differs from plastic parts.