NIKE FLEX 2021 RN Sports Vulcanized construction fuses the outsole

Vulcanized construction fuses the outsole to midsole for a streamlined look that's durable and comfortable

NEUTRAL: For runners who need a balance of flexibility & cushioning"

With Swooshes from front to back

Non padded

A favorite returns with soft fabric with a grid design using insights from our Advanced Running Concepts (ARC) team

NIKE FLEX 2021 RN Sports Vulcanized construction fuses the outsoleNike Flex Run 2021 Men's Road Running Shoes FLEX YOUR MILES. From short runs to running errands, the Nike Flex Run 2021 keeps you comfortable in a lightweight, minimal design made of at least 20 Percent recycled content by weight. It has a stretchy, adaptable fit and the flexibility you want for a natural feel as you hit your groove. Soft yet durable foam feels plush under every step. Flexible Feel Stretchy fabric and mesh above the toes conform to