Adam 5-tier a frame ladder shelf is attractive and free standing and can be used as a bookshelf or display shelf.There are 5 total shelves of differing sizes.Overall shelf size is 27.8"w x 12.9"d x 58"h.Combine this with the adam desk and corner shelf to create a complete look. All five shelves are 26.3"w.1st top shelf depth is 4.1"d, 2nd top 6."d, middle 7.9"d, 4th shelf 9.75"d and 5th bottom shelf 11.6". There is a 12" clearance between each shelf. Made with combination of solid and composite wood in black finish.Assembly requiredall five shelves are 26.3" in width with different gradual depths.12" clearance between shelves.1st top shelf depth is 4.1"d, 2nd shelf 6"d, middle 7.9"d, 4th shelf 9.75"d5th bottom shelf 11.6". Made of solid and composite wood in black finish. Some Assembly required.