Recrafted For The Future Give your attitude an edge with the Nike Tuned 1. Made with mixed materials, the tuned Air system delivers great stability and cushioning so that you can push your running performance. Stretch your limits with the Tuned 1. Nike Tuned 1 Features: * Fabric and synthetic upper * Lace closure * Nike Air cushioning * TPU arch design inspired by whale’s tail * TPU fingers inspired by palm trees and ocean waves * Rubber outsole