adidas Performance Women's Duramo 8 W Running Shoe Synthetic Weight: 8.5 ounces (size 7); Runner type: neutral; Midsole drop: 10 mm (heel: 22 mm / forefoot: 12 mm) Breathable seamless mesh upper offers flexibility and support Midfoot TPU cage for support; Enjoy the comfort and performance of OrthoLite sockliner cloudfoam midsole for step-in comfort and superior cushioning ADIWEAR outsole offers the ultimate in high-wear durability