Get ready to rock your workouts in the Train In Train Out Premium Trackpants. Crafted from a lightweight, breathable fabric that wicks away moisture like a champ, these pants keep you cool and dry no matter how intense things get. With an 88% polyester, 12% spandex blend, they offer superior flexibility for unrestricted movement during any workout. Plus, laser vents at the back provide added ventilation to keep you feeling fresh.