The Martin Deluxe Adjustable Parallel Straight Edge Board stands alone as the premier item in its class and in the industry! This lightweight and portable board features a nonporous white melamine drawing surface and an anti-warp aluminum body straightedge that easily secures into position with two locking knobs. This deluxe model surface is backed with the exclusive and innovative Martin Adjusto-stand which provides five (5) angles of adjustment and rubber feet for added stability. Includes comfort handle for easy transport. White melamine top with aluminum straightedge. FEATURES & SPECIFICATIONS: Smooth white scratch-proof melamine surface Straightedge suitable for both ink and pencil Locking knob secures vertical motion of straightedge Large, easy to adjust knobs Unique 5 angle Adjusto-Stand Lightweight and handle makes it easy to transport Angle adjustment varies with size of board. Larger boards will have a larger angle adjustment.