Rectangular return shell is part of Lorell Essentials Series Laminate Furniture with high-quality laminate construction and metal-to-metal, cam-lock connections. Use with a desk to create L-shaped configurations. Walnut laminate top is 1" thick for durability. Use the two grommet holes in the top for easy cord routing. Design also includes a full modesty panel for privacy, 3mm PVC edges and adjustable feet.