Flex your performance in the Free Metcon 7. Our most versatile training shoe gets updated with enhanced midfoot containment. Of course, we kept our famed Nike Free technology for a quick and powerful feel. The flexible forefoot and stable heel easily let you switch from dynamic to strength-based movements. Flexible Forefoot: Nike Free technology combines foam in the heel for stability with softer foam in the midsole, giving you the flexibility dynamic workouts demand. What's New?: Webbed lacing and a midfoot containment system replace Flywire cables. Added extra durability around the toe tip and the side of the shoe for support