New in box! From Vibram: The iconic FiveFingers Classic now features an eco-friendly Vibram outsole solution. The Vibram Ecostep Natural outsole is made from more than 90% natural ingredients to reduce the impact to the environment. Plus the outsole color is derived from 100% natural pigments. And true to the best features of the Classic, the Classic ECO slips on to provide an authentic minimalist experience that fits and feels as great as ever.