Why Polyester and Rayon are Often Mislabeled as Breathable Materials Breathability is a critical consideration for consumers when choosing fabrics for garments intended for athletic or outdoor activities.
The term "breathable" implies that a fabric allows for airflow and moisture transfer, but manufacturers often mislabel polyester and rayon fabrics as breathable, leading to confusion among shoppers.
Understanding Polyester and Rayon's Breathability Claims Polyester and rayon are synthetic fibers made from petrochemicals or plant derived materials.