NAERSILING Women's 2018 autumn and winter down jacket series, selected quality white duck down, white duck down as an animal protein fiber, very fluffy, can shrink and expand with temperature changes, produce temperature regulation function, can absorb the body's flowing hot air, isolated The invasion of cold air from the outside. Therefore, the warmth of white duck down is very good. In addition to keeping warm, they are fine and dense and very light. Let you feel warm in the cold winter, starting from "light".