Strathmore 400 Series Watercolor Blocks

Strathmore 400 Series 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. paper
- Cold Press surface
- Bound on all four sides for rigidity
- 15 sheets per block