Nike Women's Tri Fusion Run Running Shoe Mesh Rubber sole Zonal sandwich mesh upper for breathability where you need it most Dual-density midsole with large-volume, soft inner Phylon core and a firm Phylon carrier for a soft, but durable ride Pressure-mapped outsole with flex grooves and lugs for the most traction possible Dynamic webbing through the midfoot for fit and support You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!