Rust-Oleum Mc1800 water-based, precision-line, inverted marking, white chalk 17 oz. aerosol can. For temporary markings that last up to 30 days. Can be easily removed with a wire brush and water or pressure washing. Virtually no overspray. Scuff resistant in 10 minutes. Convenient spray-through cap. Locking tip does not pop off. Guaranteed not to clog. This water-based paint creates marks that last up to 30 days on concrete, asphalt, gravel, grass, brick and dirt. Coverage 500-530 linear feet. Fits any standard like our W9041.