LIGHTWEIGHT FLEXIBILITY AND LOCKDOWN The Nike Flex Supreme TR 4 Women's Training Shoe features a snug, supportive fit and stabilizing Flywire cables for excellent support and natural range of motion. Benefits Lightweight mesh upper delivers breathable flexibility Inner sleeve construction secures the foot during multidirectional movement Flywire cables in the forefoot integrate with the laces for a dynamic fit Injected midsole is durable enough to double as the outsole Minimal rubber pods provide durability and traction without limiting flexibility Product Details Deep flex grooves allow the foot to flex naturally Plush collar lining provides a comfortable fit