high quality ,competitive price, pure nature,odorless,softness 1) 5%~90% down,2-4cm 3-5cm 4-6cm 2) washed and ... temperature of 120 C for 30 mins.1. white color /grey color 2. washed3. size : 2-4 cm,3-5cm,4 ... ,sofa ,mattress filling material . washed white goose down,70/30,80/20,90/10