Check the listing for details. Fivefingers Men's KSO ECO Shoes VFF21M9501 Grey NEW. Color: Grey, Condition: New with box. Listed at 116.91 USD. The Fivefingers Men's KSO ECO Shoes in Grey This super comfortable, everyday shoe redefines the core minimalist philosophy of Vibram Fivefingers, through its eco-conscious construction. KSO ECO is the first Fivefingers shoe to feature Vibram’s innovative Ecostep Natural outsole, which is made with more than 90% natural ingredients. It offers flexibility and grip, with colours derived entirely from natural pigments. The sustainable hemp upper material ensures a soft, form-fitting, comfortable fit, complemented by the minimalist 3mm outsole that offers a strong connection to the ground. Lightweight and breathable, the KSO ECO is the perfect choice for everyday activities, whether it's training, exploring trails, or leisurely strolls around the neighborhood.