Write and Wipe Graph Chart

This Write and Wipe Chart is created for use with the dry-erase markers. The background surfaces are white with black grids and printing. Both sides of the chart feature the write and wipe surface. This very durable charts provides a under roll to hug wall, heavy duty 1-1/4" steel spring roller, 48" x 65" size, chains for hanging when using back side. Specifications: 1" squares emphasized in 5's for easier reading, bold X and Y axes, large size (20 x 20) coordinates and number scale runs from +21 to -21.