The beautifully hand crafted details of the Pearl Crestwood Fireplace Mantel Shelf is MDF painted white.Made of specially priced MDF Hand crafted Paint grade Offered in 60 shelf widths Ships assembled attach ledger board to wall with screws, nails or anchors and hang mantel shelfBottom Base Depth: 4.63 Bottom Base Length: 50 Overall Height: 5 Top Shelf Depth: 10 Top Shelf Length: 60