The shoe is designed for a better walking and running experience. The soft upper hugs the foot and keeps it in place, the pylon sole provides soft and lightweight responsiveness. Flyknit Material Flyknit is a super-lightweight and breathable material. It is relatively soft. As the upper of the shoes, it wraps the foot, protect your foot from the inside out while walking or running. Conforming Cushioning The one-piece form pylon sole is a stretchable material that support your every steps for better impact absorption with toe-to-heel cushioning. 1-piece form upper The 1-piece form upper is designed without shoelaces, the soft flyknit material is very stretchable and makes the shoe easy to take on and off.