These pads of watercolor paper from Cotman, Strathmore, Canson, Arches, Montval and Yupo are excellent for all wet techniques including gouache, pen & ink, colored pencils as well as traditional watercolor. Each offers their own quality, texture and size. For a traditional watercolor paper blocks by Arches, Strathmore and Canson check the category below. Blocks differ from pads in that they are bound on all four sides to help eliminate the need for stretching.