NEW IN BOX!!!PRODUCT DESCRIPTION The Nike Air Zoom Structure Triax+ 11 running shoe offers a superb mixof stability, cushioning and flexibility to the runner who wants the best. Mesh upper with synthetic panels on the medial side offers extra support. Soft overlays in the forefoot eliminate pinching at toe-off. Zoom Air™ in the heel and forefoot combine with a dual-density, decoupled Crash Pad, supportive footbridge and flexible forefoot for a smooth ride. Rubber outsole includes a large Duralon™ insert to provide outstanding cushioning, longevity and traction. Asymmetrical arch adds support and sufficient torsion. Wt. 12.4 oz.