The Nike Air Max Sequent 2 Running Shoe is made with a mesh upper and Max Air unit in the heel for lightweight breathability and soft, cushioned comfort. Flex grooves in the forefoot deliver natural range of motion. Max Air unit creates a responsive effect upon heel strike Breathable mesh enhances ventilation Articulated grooves enhance forefoot flexibility Injected Phylon midsole for lightweight cushioning and comfort Rubber outsole for durability and traction