The Adidas x Iriedaily 1. Fußballclub Union Berlin 22-23 fourth football shirt has been designed by Iriedaily. The fourt...h shirt for the 2022-23 season of 1. FC Union Berlin, in collaboration with Adidas and Iriedaily, features the iconic "Crazy Fresh" pattern of the Kreuzberg streetwear brand, in a combination of white and red.