Brilliantly colored on both sides. Great for art projects, mats, mounting, block printing, painting, markers, stenciling and posters. Smooth finish on front and back. Art Board Type: Railroad, Tag & Poster Board; Material(s): Four-Ply Poster Board; Color(s): Assorted; Assortment: Black; Brown; Dark Blue; Holiday Green; Lemon Yellow; Light Blue; Magenta; Orange; Pink; Red.