Nike Infant Boys Air Max 90 Nike introduced its Air Cushioning Technology in 1979 by embedding Air Cushioning in the midsoles of its trainers. Eight years later, the Nike Air unit became visible in the Air Max trainer, ensuring unmistakable comfort you can see & feel. The Nike Air Max 90 offers comfort & style with a premium look. This infant boys edition of this iconic shoe has a durable leather upper, a Max Air unit for comfort, & a rubber outsole for traction. These stylish trainers feature a black & blue colour way for a sporty look, & are finished with a signature Swoosh logo overlay. The Details Lace-up fastening Durable leather upper with overlays Max Air heel unit for extra comfort Rubber waffle outsole for traction Padded collar & lining, size 9.5