RUST-OLEUM® Hard Hat Aerosol Marking Paint 2300 Series is based on a fast drying short oil alkyd (2358 is based on an acrylic resin). The products are based on lead- and chromate free pigments. Recommended Uses: Should be used on metal, concrete, asphalt, gravel, soil and grass, etc. Not water-soluble and should be used in light industrial exposures, normal humidity and interior applications. Designed for quick and easy marking of construction and excavation sites, underground utilities and for traffic safety. SpecificationsSize: 500 mlAppearance: Flat Colour: Fluoresent RedPropellant: Dimethyl ether VOC-content: 630 g/l Drying times 20°C/50% r.v. To touch: 20 minutes To handle: 4 hours To recoat: Within 1 hour or after 48 hours Full hardness: 7 days Heat resistance: 100°C (dry heat) Coverage: Theoretical: 2 m² per spray can at 25 µm dry, depending on colour. Practical: Practical coverage depends on many factors such as porosity and roughness of the substrate and material losses during