2 in 1 men's running shorts Nike DF FLX STRD 2IN1 SHRT 5IN M are improved with a completely new fabric and better breathability in the rear areas of high perspiration. Soft lining provides support where it is needed and at the same time allows good ventilation and freedom of movement. Back pocket with a zipper can fit a small electronic device. Side pockets and the lining pocket can fit other small essentials. Improved slim waist provides support and doesn’t get in the way.