This alterable angle board overall measures at 16 inches long by 21 inches wide. Martin Worldwide Model provides an innovative brand for the artistic mind. The board delivers superior features and value while being the leading component in its division. This board is an exclusive aligned ruler board that uses a non bending aluminum body ruler for resistance and durability. It includes deep strengthened pieces of material so that it could be flexible over the stand border effortless for the artwork to be on the individual leg area. Every angle of the device consists of big knobs for modifying the ruler to line up with the picture and to remain aligned. The board is made of a wood grain top with a black ruler. It also comes designed with a 6-position (including flat) adjustable stand.