... .color Ps foam board 2.paper clip board 3.lightweight and water resistant 4.high quality,eco-friendly 5.different size ... thickness are available. appearance smooth feel,rigid, moisture proof package 50pcs/parts,1pcs/PPbag,50pcs/ctn30cmx30cmx5mm,1pc/PPbag,200pcs/ ... control cabinets and panels, structures for corrosive environments, ductsFeature foam board,surface clip the two layers of paper,white paper ...