1 x 1 pale gray grid lines simplify planning and allow easy alignment of magnetic accessories. Extra wide row at the top and an extra wide column to the left allow room for headers and extra data. Included magnetic accessory kit features data cards, date magnets and mini magnet shapes. The magnetic surface resists staining, ghosting and scratching. Sturdy aluminum frame features an easy four-corner mounting system and sliding tray. UPC: 560375054348 UPC: 560375054348. No returns.