This Sherwin-Williams marking paint (vendor part A03905004, Millennium Part #549662) is a professional-grade inverted marking paint formulated for utility locate crews who need to mark buried fiber, cable, and pipe lines quickly and accurately. Sprayable upside-down from the can, it delivers a bold, weather-resistant line on grass, gravel, or pavement that stays visible throughout a construction or locate job. Millennium stocks this Sherwin-Williams paint alongside a full range of Pro-Line and Krylon marking paints and locate flags, giving telecom and utility contractors a one-stop source for jobsite marking supplies.