1. goose feather from the breeding base 2. high filling power and great transparency 3. minimum odor and low moisture As filling materials of quilts ... . 1. Less sharp and high filling power 2. Washed, dried and sterilized 3. Minimum odor and moisture 4. Good transparency and low oil & fat ... -6cm, 6-8cm2. washed grey duck feather 2-4cm, 3-5cm, 4-6cm, 6-8cm1. washed white goose feather 2-4cm, 3-5cm, 4 ...