Keson SP20BK UltraMark Fluorescent Spray Paint, Black, 20 oz. Designed for use with PA14, PA35, RRPA18 and RRPA182 applicators A 20-Ounce can covers approx. 300 feet with a 4-inch line 100% of Keson paint is made in the USA Shelf life of a can of paint is approximately 1 year