Nike Women's Flyknit Zoom Agility Volt/White/Elctrc Grn/Vpr Grn Training Shoe 6 Women US Upper consists of a single layer of mesh and foam combined with a cushioned collar lining for ultimate comfort and support. Zoom pods placed at key pressure zones throughout the shoes to provide cushioning, flexibility, and responsiveness. Strategic rubber pods across the outsole add traction and durability.