Strathmore Series 400 Watercolor Blocks are made with blended wood pulp paper featuring a professional grade random surface. Recommended for intermediate and advanced watercolorists for mastering their technique. Bound on all four sides for rigidity and to prevent warping.
Acid free, 140 lb. paperCold Press surfaceBound on all four sides for rigidity15 sheets per padSize: 15" x 20"