Fresh Foam X midsole foam with approximately 3% bio-based content delivers our most cushioned Fresh Foam experience for incredible comfort. Bio-based content is made from renewable resources to help reduce our carbon footprint. Function meets performance the New Balance Fresh Foam X 880v13. Featuring a plush and supportive Fresh Foam X midsole and NDurance rubber outsole, this shoe delivers enhanced performance and comfort with each step. Complete with clean lines and simpl Textile and synthetic upper. Adjustable lace closure for a secure fit Removable textile insole.