The Nike Flex 2017 RN 'Black Anthracite' sneaker is expertly crafted to provide maximum mobility and comfort, making it the perfect choice for those engaging in intense workouts and training sessions. Its upper is made of a breathable and durable circular-knit textile, complemented by synthetic overlays that offer added support. To ensure stability, Flywire cables seamlessly merge with the laces. The sneaker's thin molded footbed, Phylon midsole, and tri-star outsole work collaboratively to deliver exceptional flexibility, durability, and cushioning that far surpasses its counterparts.