4' x 4' Opti-Print X/Y Magnetic Cartesian Graph Board with 1" Cork Map Rail

The dry erase XY Grid Board is an OptiMA® 4' X 4' white marker board imprinted with X and Y axis lines and a grid. The grid is approximately 1" square with a line thickness of 1/32", while the bold black X & Y axis is 1/8" thick. This Coordinate grid board measures 4' tall X 4' wide and features a magnetic receptive porcelain steel writing surface. The exclusive dry erase writing surface erases clean every time, ensuring no ghosting when erased. These X/Y Coordinate graph boards from OptiMA® are a great teaching tool. The board comes with a full-length marker tray and installation hardware is included. With proper care, the dry erase board will last for years.