Alvin Collegiate Drawing Kit 16-by-21-inch, metal-edge board with acrylic-edge T-square 6-inch 45/90-degree, 8-inch 30/60-degree triangles 12-inch triangular scale, 6 1/2-inch irregular curve Erasing shield, sandpaper pointer pad, gum erasers 2H and 4H pencils, sharpener and freehand lettering guide