What's the difference between down jackets and cotton jackets?
Filling material
Down jackets: Typically filled with duck or goose down.
Cotton jackets: Filled with regular cotton or various modern insulating fibers.
Differences in thickness
Down jacket: The inner lining of a down jacket is filled with duck down or goose feathers, making it extremely light and soft. Therefore, the total weight of a top filled with down is generally around 500-1000g, feeling very light and thin when held.
Cotton-padded jackets: These use compressed cotton or synthetic fibers as filling, resulting in heavier garments that typically weigh several pounds.
Compared to cotton jackets, down jackets provide superior warmth. This is due to the unique structure of down filling—a cloud-like arrangement resembling dandelion seeds.Each down fiber is composed of thousands of tiny overlapping scales, each hollow inside. These microscopic pores trap vast amounts of stationary air, significantly enhancing insulation.
How to distinguish down jackets from cotton jackets by touch
First, assess the loftiness of the filling. Down jackets use duck or goose down, resulting in significantly greater loft than standard cotton jackets.
Additionally, weigh the garment in your hand. Down jackets are exceptionally lightweight, feeling feather-light when held. Cotton jackets, however, will feel noticeably heavier when weighed.
Is it normal for down jackets to have an odor?
Since down jackets typically use duck or goose down as filling, a faint odor is normal, especially with duck down. However, this scent is very subtle and not unpleasant. Most down jackets undergo meticulous processing during manufacturing, so noticeable odors are rare.
If a newly purchased down jacket has a strong odor, it indicates a lower-quality product.