Nike Free Metcon 6 Women's Workout Shoes Size 7 Brand new no box The Free Metcon 6 opens your world of workout possibilities. We added even more forefoot flexibility to our most adaptable trainer and reinforced the heel with extra foam. That means more freedom for dynamic movements during plyos and cardio classes, plus the stable base you need for weights. Hot Punch/Black/White Style: FJ7126-600 S 0.3