... . Name: Duck Feather 2-4cm2. Size: 2-4cm, 4-6cm, 6-8cm3. Use: As filling materials for quilts, pillows, cushions, mattress ... . Low oil, fat, dust, moisture contents.5. Washed, deodorized, sanitized, dried, cooled and packed6.Breathable, environmental respect, extreme softness, superior comfortable7 ... :---washed duck/goose feather 2-4cm ,3-5cm,4-6cm,6-8cm---washed duck/goose down 5% -95% ---down quilt, ...