Get ready to go fast in the Nike Dri-FIT ADVE Aeroswift Singlet - Chicago Marathon ‘23. This singlet was designed using runner data to create the perfect top for race day. It is lightweight and breathable to keep you cool and comfortable all run long. Whether you are running 26.2 miles in the Windy City, getting a present for someone who accomplished this or cheering on the Chicago Marathon runners, it is always great to celebrate this amazing achievement with some stylish limited-edition gear from one of the world’s biggest races. Details Bank of America Chicago Marathon graphics, whose colors are inspired by Chicago’s energy, support and passion for this race Aeroswift technology offers exceptional mobility and lightweight comfort Uses data from runners to place ventilation where you need it most for breathability and comfortDri-FIT technology wicks moisture and sweat away from your body for quicker evaporation, helping you stay dry and comfortable