negro Nike Dunk A COMFORTABLE CLASSICThe Nike Air Max 90 Leather Men's Shoe features a durable leather upper in an iconic profile and a visible Max Air unit in the heel for a retro look and outstanding impact protection.BenefitsLeather upper with strategically placed mesh for comfort, durability and ventilationAdditional eyestays for customized lacing and a lockdown fitFull-length polyurethane midsole for cushioning and comfortVisible Max Air technology for maximum impact protectionOutsole flex grooves for enhanced flexibility and a smooth, efficient strideSolid rubber outsole with Waffle pattern for traction and durabilityNike Air Max OriginsNike's revolutionary Air-Sole unit made its way into Nike footwear in the late '70s. In 1987, the Nike Air Max 1 debuted with visible air in its heel, allowing fans more than just the feel of Air-Sole comfort—suddenly they could see it. Since then, next-generation Nike Air Max shoes have become a hit with athletes and collectors by offering striking color combinations and reliable, lightweight cushioning.