WG55 White Gold Premium Filler is formulated with ease-of-use in mind Reduce cycle time and sandpaper use with WG55’s fast curing formula Mixes and spreads extremely quickly — ultra smooth With INVISIX Micro-Perfecting Surface Technology, this filler spreads easily and self-levels for reduced sanding and improved cycle times Z-TEK Adhesion Booster maximizes bonds to bare steel, galvanized metals, and aluminum to save time and eliminates re-do's Tack free, stain free, triple filtered, and vacuum processed to remove pinhole causing air pockets