Polyester is produced from crude oil and natural gas. The main ingredients are ethylene glycol and terephthalic acid. Many clothing brands sell polyester, as it is a versatile, durable, and cost-effective fabric. Here are some well-known brands that frequently use polyester in their collections: 1. H&M – Uses polyester in many of its dresses, tops, and activewear. 2. Zara – Offers a mix of polyester and blended fabrics in trendy clothing. 3. Forever 21 – Known for using polyester in affordable,