Style#: 555475-102 Genuine and synthetic leather in the upper for durability, structure and support. Inner woven bootie is softly lined for a comfortable fit. PU midsole with a visible Air-Sole unit in the heel provides cushioning. Rubber sections on the outsole provide traction. The Jordan Flight Club '91 has a design that throws back to basketball's golden age and the sneakers that reigned supreme. The Air Jordan 6 is the muse, with visible Air cushioning, cutouts in the collar, and a windowed tongue reminiscent of MJ's classic game shoe. The 91 has a structured frame of genuine and synthetic leather containing an inner bootie, providing a snug and secure fit.