XY Axis/Dry Erase Boards

Bold lines separate board into quadrants, each 14 squares by 10 squares. Total grid is 28 squares by 20 squaresIndividual squares measure 3/8" x 3/8". Boards feature a high-quality, non-ghosting dry erase surface. Rounded corners and smooth edges for safety and comfort. Durable hardboard backing will not warp or chip. Boards measure 9" x 12" x 0.125". Set of 12.