This portable compact drawing board features a built-in parallel straightedge eliminating the need for a t-square. Ideal for when you are on the go and a perfect alternative to a drafting table for students artists and designers. Sturdy metal legs with rubberized grips are set at an angle so that they won t collapse unexpectedly while rubber grips on the underside of the board allow you to bring the work surface closer or hang over a table edge at whatever angle works best for you. The parallel straightedge has a handy knob that allows you to lock it in place and accommodates paper board or other material with thicknesses up to 3 16 .