The Altra Torin 4 women's athletic shoe features an ideal blend of responsiveness and plush cushioning in a zero-drop platform. The everyday road running shoe is designed to handle long miles with deluxe comfort. The shoe balances soft cushioning with their new responsive Quantic midsole. It includes a more responsive midsole, plush insole and soft engineered knit upper. The roomy toe box lets you experience natural foot movement.