Not all synthetic fabrics are created equal,rayon fabric sustainableis known for being eco-friendly and potentially more sustainable than materials like polyester and nylon. However, it still causes many negative effects on the environment. More than 150 million trees are cut down every year to produce this fabric. Not only that, to produce rayon fabrics, they have to apply processes that involve chemicals such as sodium hydroxide, carbon disulfide, and sulfuric acid.