2K DTM High Solid Urethane Primer can be used as a spray filler, high build primer and a wet-on-wet non-sanding sealer. It is tintable, fast drying, easy sanding and fills quickly. It can be applied to bare metal, unsanded e-coat and to bumpers without a flex agent. (4:1 mix) 3.9 lbs/gal V.O.C.