Gray duck down is generally recommended for dark down jackets or down bedding, which is very cost-effective.
The quality of down is related to the breeding environment and breeding days.
The durability and smell of gray duck down at the same price are better than conventional white duck down.
The grey duck has a long breeding cycle, the grey duck down has long silk, large down buds, high bulkiness and low odor.
The quality of grey duck down is better than that of white duck down, and the price is lower than that of white duck down.