Constructed from sturdy lightweight 1-ply corrugated fiberboard with overlapping side panels that make transporting the board easy. The smooth bold blue surface has a slightly glossy finish that easily accepts markers, crayons, paints and adhesives. Back of board is brown kraft. Measures 36" x 48" overall - side panels measure 36" high by 12.75" wide and the center panel measures 36" high by 22.5" wide. Box includes 24 boards. Made in USA.