Two-Shelf Bookcase Is Part Of Lorell Essentials Series Laminate Furniture That Offers High-Quality Laminate Construction And A Contemporary Design. Shelves Are 3/4" Thick And Made Of 18mm Thick, Medium-Density Fiberboard With Thermally Fused, Walnut Laminate For Long-Lasting Use. The Visible Backing Behind The Shelves Is Made With 3mm Thick, Medium-Density Fiberboard And Matching Laminate. Bookcase Features One Adjustable Shelf, One Fixed Bottom Shelf, Square Edges And Adjustable Feet. Each Shelf Holds Up To 75 Lb..