Nike Air Max 90 Unisex, BlackRetro look. maximum cushioning: A favourite on the playground and in the gym, the Nike Air Max 90 Kids' Shoe has a retro profile and maximum cushioning for a classic look and premium comfort. Benefits: Full-grain leather upper and synthetic leather overlays for support and durability, Mesh at the tongue, toe and ankle areas for breathability and comfort, Max Air unit at heel for maximum impact protection and cushioning, Rubber outsole with waffle grip pattern for traction and durability, Rolled edges for a cleaner, more streamlined look and finer detailing, Flex grooves for natural range of motion, Origins, Nike'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 colour combinations, lightweight performance and a cushioned ride. .