· The 6-Ply White Railroad Board is the ideal choice for any creative project. Perfect for construction, art projects, mats, mounting, block printing, painting, markers, stenciling and posters. Brilliantly colored on both sides with a smooth uniform finish. Measures 22 x 28 inches. Sold as a pack of 25.· Smooth, uniform finish for a professional look of outdoor signs or posters· Create bold signage that stands out. Contains No allergens· Great for stenciling and block printing· Made with sturdy and stiff construction, yet easy to cut and trace