Feather liner can provide warmth and protection, light and portable, very practical. The down liner is filled with high-quality down, which has good thermal performance and can effectively keep warm in cold weather. For women, keeping warm is very important for health and comfort. The down liner also has good air permeability, which can regulate body temperature and prevent overheating and sweating. The light and thin design is very suitable for wearing in coats or overcoats, and will not add too much burden to the wearer. Whether in daily life or outdoor activities, the down liner can provide comfortable protection for women and is easy to carry.