Product Features Unisex shoes Vertically split outsole features two hard ground traction designs the XC15’s ‘gripper’ and the 375’s studded pattern. Stability heel clip featuring the 620s herringbone outsole pattern. Suede and recycled mesh upper with recycled content in N logo, lace and lining. Rubber outsole with 5% recycled content. Single layer microfiber tongue. Squared toe shape inspired by 1970s concept car designs Stylist Notes The new XC-72 pushes its classic sources of inspiration even further into unexplored territory, with a time-bending design inspired by the speculative technological optimism of 1970s concept cars. Three distinctive traction outsole patterns and angular features are employed to give the familiar low-cut sleekness of the era’s running shoes an aggressive, experimental edge. The XC-72 is the future that the past dreamed about, come to life.