IGNITE Sock Trainers:Simple but extremely modern, the new IGNITE Sock is bound to be another PUMA staple. It features a very lightweight and soft upper mounted on the classical IGNITE tooling, delivering step-in and step-out comfort combined with the great responsiveness of the PUMA IGNITE technology.Microfibre suede upper.Moulded EVA sockliner hugs the arch.IGNITE Foam midsole for high-rebound cushioning.Chevron flex grooves for increased energy return.ForEverFoam at heel for optimal durability.Flexibility through forefoot flex grooves.Transition Line mimics the natural gait pattern.Smoother toe-off for a fluid ride.EverTrack for durability in high-wear areas.