Storage tray for drafting and drawing tools by Alvin. A storage tray designed to fit on the left or right of a drawing or drafting table. The storage tray for the desktop is made of sturdy molded ABS plastic; the storage tray has 14 compartments of various sizes and 27 slots for keeping compasses, dividers, pencils, pens, and markers. There is even a storage compartment for scissors and items up to 15" long such as rulers or brushes. Mount the storage tray to the right or left side of the desktop of your art, drawing, or drafting table. Comes with rubber feet for desktop use. Works best for tabletops between 5/8" and ¾" thick, and requires 4" of open space under table for attachment brackets. Also includes rubber feet for convenient desktop use. 29"l x 7"w x 2¼"d are the overall dimensions of the Alvin storage tray for drafting and drawing tools.