The MAYLINE KWIK-FILE MAILFLOW Closed Back Mail Sorter is a durable and stylish mailroom furniture piece made of steel. It features a sleek gray color and a compact design, perfect for organizing and sorting mail in busy office environments. The product is compatible with Safco brand items and is designed for easy installation. With dimensions of 60" × 15"× 4]", this mail sorter provides a convenient and efficient solution for keeping your office running smoothly. See pictures for dimensions adjustable shelves heavy duty sturdy eta 4-6 weeks some scuffs and marks well made good quality more information on the pictures