Nike Mens Aero Swift Singlet. Always Race Ready, This Slim-Fit Nike Aeroswift Singlet Brings Optimal Performance To Your Next Run. Its Advanced, Moisture-Wicking Fabric With Strategically Placed Ventilation Helps Keep You Ultracool As Your Run Heats Up. Badges And Graphics Rep The Bowerman Track Club. Style Code: Hf6616-100 The Finer Details. The Aeroswift Collection Is NikeS Pinnacle Racing Gear. It's Made For Speed Using The Latest Innovations To Deliver Optimal Performance And Distraction-Free Coverage. Streamlined Designs Are Lightweight And Sleek, Helping You Move Freely As You Finish Strong. Nike Dri-Fit Adv Technology Combines Moisture-Wicking Fabric With Advanced Engineering And Features To Help You Stay Dry And Comfortable. We Used Data From Runners Like You In Designing This Singlet. The Smooth, Ultralightweight Fabric Has Targeted Ventilation Where You Need It Most To Help Keep You Cool. 100% Polyester Men's Nike Aero Swift Singlet Top in White/Red | XL | Polyester