"Don't just run fast, feel fast! Your Men's Nike AeroSwift 2"" Short is designed to help you float through race day with elite-level ease. Lightweight stretch-woven fabric moves effortlessly in every direction, while a knit liner adds breathable support. Flyvent waistband stays put without digging in, and a smart storage system gives you four drop-in pockets plus one zippered back pocket for fuel, gels, and keys."