These men's Nike Free Metcon 6 astronomy blue/hyper crimson/pale ivory/black athletic shoes offer ultimate stability and flexibility to keep you going. The upper boasts of breathable, supportive, stretchy engineered mesh that offers flexibility in key areas for activities such as lunges, squats, and jumps. Flywire cables offer a secure fit during your workout. These training shoes have comfortable inner sleeve to provide optimal support at the ankle and a perfect fit, strategically placed cushioning and foam in the heel to provide maximal comfort and stability . Laser-siped foam in the forefoot and midsole offers amazing comfort. Laser-siped outsole with multi-surface traction pattern. These sneakers are made of at least 20% recycled content by weight as a step towards sustainable future.