Nike Zoom Fly - Women'sStay fast, supported, and in style with the Nike Zoom Fly running shoe. Offering support and cushioning for all types of runners, this high-performance running shoe can help you set a new PR. Dual-density foam midsole with a forefoot Nike Zoom unit gently absorbs impact and efficiently propels you forward. Decoupled crash pad, 18mm heel, and 10mm forefoot support your foot for a smooth, stable ride. Lightweight mesh upper increases ventilation to keep feet cool and dry. Rubber outsole with BRS 1000™ carbon rubber in the heel ensures reliable, long-lasting traction. Wt. 7.9 oz.