Junk Food Kansas City Chiefs Mock 1/4 Button Up Sweatshirt. Junk Food Kansas City Chiefs Mock 1/4 Button Up Sweatshirt. Elevate your Chiefs game day look with the Mock 1/4 Button Up, an officially licensed product. This stylish top features a sleek mock neck and quarter-button closure, combining modern design with comfort. Made from soft, durable fabric, it’s perfect for showing off your team spirit in sophisticated style. Imported.