Keson ProChalk High-Visibility Marking Chalk, Glo-Orange Color, 5-Pound Jug

Keson ProChalk high-visibility marking chalk creates weather- and water-resistant lines that hit-and-stick, but will eventually wear away naturally. Exterior applications include corrections, plumbing, electricial, roofing and masonry.

• Up to five strikes per line
• Sold in 5-pound jugs