Durable, comfortable, and built to keep up with you whether you’re running miles or running errands. Fresh Foam midsole foam cushioning with approximately 3% bio-based content is precision engineered to deliver an ultra-cushioned, lightweight ride. Bio-based content is made from renewable resources to help reduce our carbon footprint. 218 grams (7.7 oz) Precision engineered knit for maximum comfort and targeted ventilation US SIZING