The Nike Air Max 90 City Special Chicago was released as part of Nike's City Special collection, which highlights some of the most iconic cities in the world and their unique heritage. The Air Max 90 City Special Chicago features a mix of materials on the upper including suede, leather and perforated panels. The insole boasts Nike Air technology, providing superior cushioning and shock absorption. The shoe's midsole is constructed with sturdy foam material for additional support and cushioning. The outsole uses durable rubber for excellent grip and traction. The standout feature of the Nike Air Max 90 City Special Chicago is its colorful and bold design that pays tribute to the city of Chicago, featuring an all-red colorway with dark red and light red overlays. Released on February 5th, 2021, with a retail price of $130, it also showcases varying shades of crimson throughout the upper, midsole and outsole, with 'CHI' branding on the custom sockliner and a woven tag on the sneaker’s lateral side.