High Quality Colourful Polyester ACY Spandex Air Covered Yarn for Knitting Socks

Air Covered Yarn (ACY) is a composite yarn with polyester or nylon fiber as the core and elastic material (usually spandex) coated on the outside by jet airflow. This technology can make the yarn have better softness and comfort while maintaining the original elasticity.

Fabrics made of ACY are mainly used for underwear, socks, sportswear and other products that require high elasticity and comfort. Its characteristics include excellent stretchability, moisture absorption and perspiration ability and good durability.