NIKE Jr Mercurial Vapor IX FG Upper: Lightweight Teijin for control at all speeds. Contoured speed last delivers superior fit and complete lock-down. Midsole: Perforated sockliner with synthetic top cloth mirrors the natural foot shape and creates low-profile cushioning. Outsole: Full length, lightweight TPU outsole delivers explosive acceleration and optimizes multi-directional grip. Asymmetric Vapor Traction pattern uses geometric placement for instant acceleration and quick changes in direction Reinforcements for support and lockdown where you need it