Free Shipping on all orders! Float like a feather in the lightweight Nike Zoom Fly 2 running shoe. Designed for the neutral runner. Lightweight mesh upper. Asymmetrical, no-sew overlays for support and adaptive fit. Lace-up closure for a snug fit. Seamless, plush interior. Internal heel counter wraps the heel for a snug, secure fit. Plush contoured foam collar locks down your heel. Dual-density foam midsole for excellent cushioning. Differential: 8mm ; Integrated crash pad absorbs shock for smoother transitions. Flex grooves for natural, efficient range of motion. Imported. Measurements: ; Weight: 8 oz ; Product measurements were taken using size 8.5, width B - Medium. Please note that measurements may vary by size.