Sturdy laminated MDF constructionBlack or chocolate finish optionsMaximum capacity is 30 lbs.No visible screws or connectorsMix and match shelf size options. The elegant illusion of the Chicago Floating Shelf creates a clean and open spaciousness to any wall. Free of enclosed walls, this shelving unit displays your items with a modern sense of style that showcases whatever is set on it. Mix and match shelf sizes to create the perfect accent to any wall. Size: 48W x 10D x 2H in.. Color: Black.