The Nike Flex Runner Sport is built to be light and flexible. The stretchy slip-on design has leather on the sides for structure and support. A flexible foam sole provides lightweight cushioning.
• lightweight comfort
• the slip-on design is made with fabric that stretches to let your foot move comfortably
• strappy support
• elastic straps across the top of the foot and behind the heel help keep you secure
• flexible cushioning
• grooves in the sole make it flexible to move with your foot while you run, and soft foam cushions your step