Nike Free 5.0+ Womens Running Shoes 580591-003 Silver 8.5 M US

Taking a cue from the barefoot, it's designed to maximize a foot's natural range of motion while providing protection and cushioning for a smooth ride. UPPER: Lightweight meshes with dynamic Flywire technology and adaptive inner sleeve to create a snug yet flexible upper that moves with the natural motion of the foot. MIDSOLE: Flex grooves within the Phylon midsole allow the foot to move naturally in multiple directions. OUTSOLE: Phylon from the midsole combines with strategically placed lugs of rubber provide a durable and minimal lightweight feel.