Smooth laminate surface produces crisp images; choose from 7 sizesMade with 1/4" hardboard backing, chalkboard is framed in anodized aluminum and is equipped with hangers for easy wall mounting. Features a convenient, full length chalk tray. Erases clean.Ships via Truck. FOB: OH20 year warranty.Available in 1 -10 greenOverall dimensions:9340: 36H x 48"W 9480: 48H x 96"W 9440: 48H x 48"W 9410: 48H x 120"W 9450: 48H x 60"W 9412: 48H x 144"W 9460: 48H x 72"W