Martin Universal Design Pro-Draft Deluxe Adjustable Angle Parallel Drawing Board, 20" x 26", White Melamine, 1 Each (U-PEB2026K) is the only parallel straightedge board utilizing an anti-warp aluminum body straightedge for strength and stability. Equipped with a five-position adjustable stand to create a 10 to 45 degree angle. Each side of the unit has large knobs for adjusting the straight-edge to align with the artwork/drawing and stay parallel. High resin particle board to prevent board breakage. Includes comfortable easy-to-grip handle for easy transport.