More lightweight and responsive than ever, this updated Free RN running shoe sports the breathability to keep you cool and the flexibility to keep you moving. It's made with at least 20% recycled content to put a smaller footprint under every stride, with a low profile keeping you connected to the ground and a laser-cut sole promoting biometric movement. Speed: transforms impact absorption into propulsive energy with ultralightweight cushioning Pull-on sock upper with adjustable lacing Flywire cables integrate with the laces for secure, flexible lockdown at the midfoot Cushioned insole allows for custom orthotics Nike Free sole with flex grooves in the tread mimics the natural movement of your foot with every stride Synthetic and textile upper and lining/synthetic and rubber sole Imported Women's Shoes