School Smart railroad board is a smooth, 2-sided colored poster board that every school teacher or creative should have in their collection. This value set comes in a white color and a durable 6-ply thickness. Use the sheets for bulletin boards, signs, tickets, tags, and more. The smooth front and back are great for stenciling, block printing, or mounting, and readily accept paints, markers, glue, glitter, and more (without bleed-through). School Smart offers genuine, reliable, and smartly made products designed to give educators peace of mind without breaking the bank. We are focused on the everyday needs of classrooms, school offices, and beyond. From basic needs like paper, folders, and notebooks to more specific, curriculum-driven items like pocket charts and jump ropes for physical education classes, our products stand up to the rigors of your everyday learning.