Nike Leggings combine functionality with street style. They're made of stretchy fabric with sweat-wicking technology for support and comfort. This product is made from at least 50% recycled polyester. Moisture-wicking support Stretchy fabric provides support and freedom of movement with every step. Dri-FIT technology helps keep you comfortable, dry and focused. Low-profile design and storage Hidden back pocket helps keep your essentials close at hand, even when you're on the move