30 OZ, Rust-Oleum Specialty, Black, Chalkboard Brush On Latex Paint, Turns Almost Any Surface Into A Chalkboard, Can Be Applied To Wood, Metal, Masonry, Drywall, Plaster, Glass, Concrete, Terra Cotta, Paperboard & Hardboard, Holds Up To Repeated Chalk Writing, Low Odor, Soap & Water Clean Up, Covers 100 To 125 SQFT.