


It's almost time to pay off all your training in the Bank of America Chicago Marathon, 1 of the year's biggest races. This singlet is designed using data from real runners to create the ultimate in lightweight, cool comfort on race day. Nike Dri-FIT ADV technology combines moisture-wicking fabric with advanced engineering and features to help you stay dry and comfortable. Plus its relaxed fit sits slightly off the body for a comfortable feel while you rack up the mileage—like 26.2.
Windy City Ready
Lively graphics and colors are inspired by the city of Chicago's energy, support and passion for 1 of the biggest events every year.
Light Speed
Nike AeroSwift technology integrates innovative features and materials with a precision fit to deliver exceptional mobility and lightweight comfort.
Cool Comfort
We used data from real runners to place ventilation where you need it most for ultimate breathability and comfort.
More Details
Windy City Ready
Lively graphics and colors are inspired by the city of Chicago's energy, support and passion for 1 of the biggest events every year.
Light Speed
Nike AeroSwift technology integrates innovative features and materials with a precision fit to deliver exceptional mobility and lightweight comfort.
Cool Comfort
We used data from real runners to place ventilation where you need it most for ultimate breathability and comfort.
More Details
- Swoosh logo on upper strap
- 100% polyester
- Machine wash
- Imported