Brand new. Women’s size 9 Chase your next PR in these adidas Adizero running shoes. The all-new breathable lightweight mesh upper rides on a mix of superlight LIGHTSTRIKE 2.0 and resilient LIGHTSTRIKE PRO. The hybrid makes these shoes fast enough for race day while being able to stand up to everyday training. Updated ENERGYTORSION ROD 2.0 with an additional rod through the midfoot provides a soft stiffness that increases force transfer in each stride. The result? A pair of running shoes that help you run faster (and longer) than ever before, all while feeling snappy on your feet.