Alvin Isometric Paper is 20# basis, acid-free, versatile layout bond, printed with a non-reproducible blue grid on one side. Smooth, opaque surface suitable for pencil or ink. Ideal for mechanical drawing or design needs, especially machine design, architecture and patent office drafting. Isometric grid of evenly spaced lines at 30°, 90° and 120°, for drawing 3-dimensional objects rotated at 45°. Laser, copier and inkjet compatible.

Handy, economical white sketch/memo pads, with violet grid lines (5x5 squares per inch). Sheets are approximately 20# basis weight and perforated for quick tear-off. Covers are scored to fold back completely out of the way when pads are in use and rigid chipboard backs provide the feel and support of a drawing board. A variety of convenient sized 80-sheet pads for various home, school, office, studio and field uses, and an 11½" x 16½" pad that’s particularly suitable for hand drafting, sketching or dimension drawing.

All-purpose and great for drawing, writing or doodling. Made of high quality 70# neutral pH (acid-free) paper, ideal for ink, pencil, markers or pastels. Bound for durability and covered in black embossed water-resistant cover stock.