Space Hippie 04 "Summit White/Photon Dust-Conco" sneakers Nike's Space Hippie 04 sneakers have been crafted with at least 25% recycled material, by weight making them both the most lightweight silhouette within the collection and also the silhouette with the lowest carbon footprint. The grey upper is constructed from the label's 'Space Waste Yarn', which contains approximately 75% recycled content from recycled plastic bottles, T-shirts and yarn scraps and sits atop a Crater Foam midsole, that combines Nike grind plastic with a foam blend for added stability. Imported Composition Sole: Rubber 100% Outer: Fabric 100% Lining: Fabric 100%