Crescent art and mounting boards are designed to meet the specific needs of artists. Whether it be for drawing with colored pencil, to illustrating with marker and ink, to painting with watercolors or working with pastels, you'll find the quality board for you. Art 15"x 20" Mixed Media Medium Weight Snow- Cold press surface features a soft, gritty tooth that holds dry pigment and stands up to applications of multiple mediums and layers. A smoother, whiter core lends a consistent surface, and buffering to an alkaline pH slows the aging process.