Spark A Fitness Revolution In This Women’s Synthetic/mesh Walking Shoe, New Balance Model #743. See For Yourself What Everyone’s Talking About. New Balance’s Lightweight Cardio-walker Was Named As The Official Oprah Shoe, And Once You Lace It Up And Hit The Pavement Or Treadmill, You’ll Know Why. A C-cap Midsole Combines With Energy-returning Abzorb In The Heel And Forefoot For Maximum Shock-absorption. Long-wearing N-durance Outsole With Walking Strike Path Technology. Breath-o-prene Cushioned Insole Is Removable. Nylon Lining. Flexible Strobel Construction.