Adam   5-Tier A Frame Ladder Shelf is attractive and free standing.  Use as a bookshelf or display shelf.  5 different shelves various shelf size.   Overall shelf size is 27.87"W x 12.99"D x 58.03"H.  Combine with Adam Desk and Corner shelf to   create a complete look.  All five   shelves are 26.30"W.  1st Top   Shelf depth is 4.19"D, 2nd Top 6.06"D, Middle 7.91"D, 4th   Shelf 9.78"D and 5th Bottom Shelf 11.65".  There is 12" Clearance between each   shelf.  Made with combination of Solid   and composite wood in Black Finish.    Assembly Required