Graphic White Boards feature useful and versatile screen print graphics. Low gloss, porcelain, dry erase whiteboard provides superior writability and erasability with no ghosting. Reduced surface light distortion enhances visibility to provide optimum eye comfort. Permanently laminated to a light weight substrate for stability and durability. Anodized aluminum trim has a .88" profile with hairline mitered corners. Boards include a full-length tackable map rail with a tackable insert, and a full-length accessory tray with rubber Dura-Safe end caps to eliminate sharp edges. Fifty year limited warranty on porcelain steel surface. Music Line Board has permanent music lines that eliminate the time consuming repetition of drawing and redrawing musical staffs. Quickly and easily draw out musical notes and symbols. Lines in each staff are 1" apart. Horizontal Line Board has versatile horizontal line board makes a welcome addition to any setting. Keeps lines straight and legible. Lines are 2" apart.