SOFT, BREATHABLE SUPPORT. BUILT TO MOVE. The Nike Flex Stride Shorts get updated with an all-new woven fabric and enhanced breathability in high-sweat areas. Their soft liner provides secure support where you need it. This product is made with at least 50% recycled polyester fibers. Lightweight and Soft A lightweight design made of woven fabric and stretch helps keep you comfortable. At the back, enhanced ventilation keeps you cool where you need it most. Easy Storage At the back, a zippered pocket helps keep your electronic device secure. Side pockets and a drop-in pocket on the 2-in-1 liner offer up space for small items. Distraction-Free Support An updated narrow waistband offers up distraction-free support. Its dual-function drawcord can be worn internally or externally. More Benefits Dri-FIT technology helps you stay dry and comfortable. 2-in-1 lining is molded at the gusset for an ideal fit.