Size: 48"W x 48"H x 7/8"D. Made with the highest quality chalkboard available, these will last a lifetime. Magnetic chalkboards are framed with your choice of 1" aluminum or 2" solid oak (each sold separately). Please specify Green or Black surface when ordering. Our long lasting boards are built with porcelain enamel baked on to steel backing. Clean-up is easy! Even Crayon® and Tempera paint are easily removed with water. Magnetic surface is great for posting messages or decorating with magnets. Perfect for daily use. Full length chalk rail included. FedEx Economy.