Product Detail Adjustability - 5 Adjustable Shelves, Shelves Adjust In 1 1/4" Increments Back Finish - One-Piece Finished Veneer Color(s) - Mahogany Compliance, Standards - Meets or exceeds ANSI/BIFMA standards Corner/Edge Style - Square . The "6 Shelf Bookcase - Mahogany" is best product for you. We recommended 6 Shelf Bookcase - Mahogany