Solid mango wood. Metal frame with a Black finish. Bookcase has three cord cutouts in back. The mango wood used on this product is sustainably sourced from trees that no longer produce fruit. Natural variations in the wood grain and coloring are to be expected. This contract-grade item is manufactured to meet the demands of commercial use in addition to residential. See more. Bottom file drawer holds legal and letter sized documents and fully extends. Box File can be arranged on the left or right. Made in India.