Handcrafted for a home office, dark varnish, includes four wall tracks upright and track brackets. Very strong plywood for books and files or any kind of things. We had the wider shelf placed below the narrower shelf. They looked great! Upper shelf: Longer side: 72.5" - Shorter side: 30.5"L - 10" deep Lower shelf: Longer side: 76 3/4"L x 16" deep - Shorter side: 30.5' - 10" deep