90% white duck down jacket has very good thermal insulation properties.
90% white duck down means that in addition to down, there is also 10% tiny wool pieces. The higher the down content, the better the warmth retention. The higher the down content, the softer the clothes. The higher the velvet content, the better the quality. The larger the velvet, the higher the corresponding fluffiness, and the better the quality of the clothes.
With the same filling material, the higher the down filling amount, the warmer the down jacket will definitely be. However, different filling materials also affect the thermal insulation effect of down jackets. Good down like black duck down has better warmth retention than ordinary down with high filling capacity, even if it has a low filling capacity.
Down jackets are tops filled with down filling:
The most common fillings in down jackets are goose down and duck down. Generally speaking, the down of larger and more mature birds is The quality is better, so the down of the goose will be better. However, the production process of goose down and duck down is the same, and there is not much difference between the two in terms of quality, bulkiness and warmth.
Down jackets contain down and feathers. Down is the feathers that grow between the necks to the chest and abdomen of water birds such as geese and ducks. Since the hair in this area is often immersed in water, it not only has a certain degree of waterproofness, but its ability to keep warm and resist cold is also the whole body. The best in hair. The feathers in down jackets refer to the hair on other parts of the body in addition to the down mentioned above. They are generally in the form of sheets with feather stalks in the middle. The warmth retention of feathers is limited and not as good as down.