This shoe was gently tried on and shows slight signs of use. FuelCell midsole foam with approximately 3% bio-based content delivers a propulsive feel to help drive you forward. Bio-based content is made from renewable resources to help reduce our carbon footprint | Lightweight textile upper with Ariaprene synthetic foam fabric tongue and gore | Bootie upper construction hugs your foot for a snug, supportive fit | Upper features no-sew overlays for a sleek fit and feel | Lightweight EVA foam cushioning in the midsole and heel increases comfort (11200/22)