The Nike Air Max 90 VT Shoes revamps a running original with a molded VAC-TECH upper for durability and aerodynamic appeal. An Air-Sole unit in the heel provides the soft, comfortable cushioning that made the original famous. VAC-TECH construction for durability and a streamlined look. Full-length foam midsole with Air-Sole unit in the heel for lightweight cushioning. Rubber outsole for traction and durability.