The Nike LeBron X basketball shoe commemorates the 10th anniversary of LeBron James' partnership with Nike Basketball. Performance synthetic and lightweight mesh upper. Tongue features molded diamond shapes that add comfort and protection. Full innersleeve made of foam backed textile. Signature details facets/diamond story for the tenth anniversary. Visible Zoomï¿½ unit provides low-profile, maximum cushioning with a soft and responsive feel under the entire footbed. Lightweight, Injected Phylonï¿½ midsole provides ultra-lightweight cushioning and comfort. This lightweight IP midsole is nearly one ounce lighter than the traditional Phylonï¿½ midsole (in a menï¿½s size 9). Faceted TPU wing offers lateral support and helps keep the foot over the footbed during quick cuts. Solid rubber outsole gives durability and traction on a variety of surfaces. Modified herringbone pattern enhances multidirectional traction. Window on the outsole lets you see the cushioning technology.