SKETCH BOARDS Art Advantage Artist Sketch/Tote Boards. Light-weight and durable, our masonite sketch boards feature a sturdy clip and rubber band that will hold anything from sheets of paper to a pad of paper to a prestretched canvas! Our larger sizes 23" x 26" and 26" x 38" sketch boards feature 2 clips! Comfortable handle allows portability. Excellent for use in the field, studio or classroom. Made of tempered hardboard.