One of a Kind Show Chicago Discount Codes 2026: Up to 20% OFF Bulk Orders

One of a Kind Show Chicago 's exhibitions and sales are owned and managed by theMart, the world's largest commercial building, a wholesale design center and one of Chicago's major international business venues. One of a Kind Show Chicago Know that theMART (formerly known as the Commodity Market) is located at the center of the highly sought after River North secondary market. As an innovator in business, technology, culture, art, media and other fields, it is interwoven with the texture of Chicago. As the largest privately owned commercial building in the United States, it is one of the world's leading commercial buildings, wholesale design centers and one of Chicago's premier international commercial locations. TheMART covers an area of 4.2 million square feet, spans two city blocks and is 25 stories high. It receives an average of 30,000 people a day and receives nearly 10 million people each year.