Back of board is brown kraft.
Pack of 24 The smooth, bold black surface has a slightly glossy finish that easily accepts markers, crayons, paints and adhesives.75" wide and the center panel measures 36" high x 22. 36 x 48 1 Ply Black Project Board Bulk, PK24 Constructed from sturdy lightweight 1-ply corrugated fiberboard with overlapping side panels that make transporting the board easy.5" wide.