ICING, 30 oz. pumptainer Icing Pourable Brushable Polyester Finishing Putty. The original, best-selling polyester finishing putty. Icing spreads smooth, self-levels and dries to an easy-to-sand finish. It is ultra-smooth and creamy, provides great adhesion, is exceptionally easy to sand, stain free and tack free. COLOR: Off-white (as packaged).. MIX: 2% by weight (50:1 ratio) with supplied cream hardener. SUBSTRATE: Steel, aluminum, fiberglass, body filler, wood, 2K primers, OEM topcoats, galvanized and zinc-coated steel, SMC. SUGGESTED USE: Use for minor body work and surface imperfections such as sand scratches, chips, pinholes and scratches. Ideal for use over body filler. TOPCOAT: Polyester, 2K urethane or 1K primer 26011 Yes - STYRENE