Nike Air Tech Challenge 2 brings back a 90s tennis icon with visible Max Air cushioning and a leather-based upper, designed for retro-inspired everyday wear and comfort. Key attributes: White | Blue | Orange | Leather | Synthetic leather | Visible Max Air cushioning for impact protection | Rubber outsole for traction and durability | Plush foam collar for ankle comfort | Traditional lacing system | 90s-inspired silhouette | Contrast color blocking | Graphic detail on upper | Composition care: Natural leather | Synthetic leather | Textile lining | Rubber outsole