The LeBron 17 harnesses LeBron's strength and speed with containment and support for all-court domination. It features a lightweight mix of knit and heat-moulded yarns that gives each one a durable look and feel. Combined cushioning provides LeBron with the impact support and responsive energy return he needs to power through the long season. Imported Composition sole: Rubber 100% outer: Nylon 100%,Polyester 100%,Rubber 100% lining: Polyester 100%