Polyester lining is a type of fabric used to create a smooth inner layer in clothing, bags, and other textile products. Made from synthetic fibers, it is known for its durability, resistance to wrinkles, and ease of care. This lining helps garments maintain their shape and provides comfort against the skin. In addition to clothing, polyester lining is commonly found in items like jackets, handbags, and home furnishings. It can also enhance the overall appearance of a product by adding a polished finish. Its lightweight nature makes it a popular choice for various applications in the fashion industry.