HON 5-Shelf Bookcase, 36 by 11-1/2 by 60-1/8-Inch, Harvest Laminate bookcase features square-edge profile and hardboard back panel All surfaces (except outside of back) are finished in abrasion-resistant, thermal-fused laminate over solid-core, high-density particleboard The 3/4" thick shelves are adjustable at 1-1/4" increments