Provide exceptionally strong, multipurpose tagboard to your young artists. It's ideal for a variety of arts & crafts projects, & it works well for chart making, too! High-quality, two-sides-one-color design allows for creations where reversibility would be desirable. Mediumweight9 pt. thickness. Art Board Type: Railroad, Tag & Poster Board; Material(s): Paperboard; Color(s): White; Board Size (W x H): 18" x 24".