New Balance's XC-72 is inspired by the running trainers of the 70's combined with modern elements for a contemporary silhouette. This eco-friendly version features a suede and nylon upper made from at least 50% recycled materials and features a rubber rear support. Other unique features include an exposed terrycloth tongue and a sole that extends over the forefoot. In addition, at least one material in the midsole/outsole contains a minimum of 3% bio-based or 5% recycled content.