18"" x 24"" 400 Series Watercolor Paper Block - 15 Sheets:, Strathmore"s intermediate grade watercolor paper is popular with watercolorists of all levels because of the fine and even washes that can be achieved using this sheet, It also has a strong surface that will allow for lifting and scraping applications, The natural white color and traditional cold press surface make it an ideal sheet for mastering watercolor techniques or for finished artwork, Acid-free, SKU: ALV15264