1 Each. Dry-erase board features ClearView technology that eliminates the glare when projecting onto it to double as a projection screen. Matte white finish enhances your picture detail for clearer results. 160-degree viewing angle allows crisp, clear viewing from almost any angle in the room. Magnetic surface allows you to easily fasten and display your papers and documents. Full-length accessory tray keeps your writing utensils and other supplies within easy reach. 74" x 42" dry-erase board also includes a four-pack of dry-erase markers, two eraser cloths and mounting hardware.