MAXIMUM CUSHIONING, FLEXIBLE FEEL. The Nike Air Max 90 Premium Women's Shoe is super-comfortable and features the same cushioning that's made Nike Air Max designs famous. Benefits: • Leather upper with strategically placed overlays for durability and support • Air-Sole unit in heel for exceptional cushioning • Rubber outsole waffle pattern for superior traction • Additional eyestays for customized lacing and a locked-down fit • Rolled edges for a cleaner, more streamlined look and finer detailing • Flex grooves mirror the foot gait to match natural motion Air Max OriginsNike's revolutionary Air-Sole unit made its way into Nike footwear in the late '70s. In 1987, the Nike Air Max debuted with visible air in its heel, allowing fans more than just the feel of Air-Sole comfort-suddenly they could see it. And just a few years later, the next-generation Nike Air Max 90 became a hit with both athletes and collectors by offering striking color combinations, lightweight performance and a cushioned ride.