From power lifts to ladders, from grass blades to grainy platforms, from the turf to the track your workout has a certain purpose, a specific focus. The Nike Free Metcon 6 supports every grunt, growl. The design incorporates forefoot flexibility, reinforced heel with extra foam for freedom for dynamic movements during plyos and cardio classes, plus the stable base you need for weights. The outsole has laser-siped for better flexibility. The big-toe side of the forefoot is rounded for better agility and quickness when making sudden movements. More foam in the heel for improved stability. Laser-siped foam in the forefoot and midsole offers comfort. The upper is made of breathable, supportive engineered mesh with built-in stretch where needed, like lunging, squatting and jumping. Flywire cables give you a dynamic fit and help keep you secure during your workout. Multi-surface traction pattern is made for any workout surface and activity. Comfortable inner sleeve increases ankle support and provides a more seamless fit.