The Altra Women's Experience Flow 3 Running Shoes deliver effortless performance and comfort for every stride. Designed with lightweight Altra EGO(TM) P35 midsole foam, they provide responsive cushioning for long miles and quick recovery. An updated heel fit and engineered mesh upper improve breathability and secure the foot for a locked-in feel. Rocker-shaped geometry and a low 4 mm drop encourage a smooth toe-off and efficient stride. With a roomy FootShape(TM) toe box and secure midfoot, these shoes let your toes move naturally while providing stability where you need it most.