In the latest shoe trend comebacks, you’ll likely find a footwear worn countless times before. It could be a classic clog, ...

which function more like orthopedic inserts than old school leather and cork insoles. Many comfortable dress shoes even replaced heels with flat, sneaker-like soles. For long days at the office ...

Nike’s “Reuse-A-Shoe” program grinds old shoes into new materials for repurposing. Adidas has used plastic waste collected from the sea in some of its shoe uppers. Asics is also trying to ...

"Generally, these are finely made, with a flat sole and foot cover," he told Live Science. Related: 12 old shoes found in archaeological excavations from around the world Scientists who ...