Polyester clothing is made in a process that uses ethanol—and that ethanol is normally made from petroleum or gas. But a new line of T-shirts, tanks, and shorts from On, the Swiss sportswear brand, is ...

It takes 200 years for polyester clothing to break down meaning that every piece of polyester clothing ever made still exists today. Even for the most conscious consumers, it can be a challenge to ...

You may own a fleece top or two made from plastic soda bottles. Recycled polyester, or polyethylene terephthalate, known in the industry as PET or just “chip,” is old hat. The US fleece specialist ...