Nike Air Alvord 8

UPPER: Durable mesh combined with supportive overlays offer a comfortable and supportive fit. Gusseted tongue construction keeps debris out. MIDSOLE: Stone shield for forefoot protection combined with a Phylon midsole and Air-Sole unit in the heel for excellent cushioning. OUTSOLE: BRS 1000 outsole combined with Waffle outsole blade traction for a protective and durable ride. For the trail runner seeking a protective and comfortable product.