Our specially engineered Magne-Rite surface features a layer of PVC-coated steel permanently bonded to a 1/4" thick layer of moisture-resistant MDF. creating a surface that is strong and durable. yet still economical. The surface provides excellent writability and erasability. and also doubles as a magnetic bulletin board. making it an exceptional value. Trimmed in anodized aluminum. the board includes a full-length accessory tray with plastic end caps to eliminate sharp corners. Mounting hardware is included.