VERSATILITY IN AIR. Rep everything Air with the Nike Air Tracksuit. This classic track-inspired combo features a 1/2-zip pullover with pants that you can mix and match. Well leave that choice to you. Comfy Coverage: The jacket and pants are made from knit fabric that feels soft and warm. Snug Fit: The pants have an elastic waistband and drawcord to give you a secure fit. Court Culture: Design lines are inspired by the basketball court for a hoopsvibe.