White duck down is a down jacket. White duck down belongs to down, and clothes made of it are called down jackets. Down is currently recognized as one of the lightest and best materials for warmth retention. Therefore, the filling amount of an adult down jacket is only about 200-300 grams. On the other hand, the cost of down is relatively high. There are several types of eiderdown, the best is white duck eiderdown, which is the eiderdown on the neck of a duck, and it is also the best eiderdown. In addition, there are feathers, that is, breaking slightly larger feathers, removing hard stems and taking feathers, but they are much worse than down.

Interpretation of cotton-padded jacket

Cotton is also one of the widely used clothing materials. Low price, environmental protection and health, and good warmth retention. In the past, cotton-padded jackets and trousers were widely worn in Northeast China. Compared with down, the photos are a little bulky and not fashionable enough. In addition, the use of cotton in cotton-padded clothes is extremely rare, and they are basically chemical insulation materials such as space cotton and silk cotton. However, low cost, affordable price, easy care and fashionable appearance are also popular.