Ao_west Comforter White Duck Down Comforter with Corner Tab, King 10% duck down/90% duck feather White duck down comforter provides medium warmth for all year-round comfort Ultra smooth and soft. Good flexibility and elasticity King: 104'' * 90'' Net Weight:6.5lbs Environmently friendly, highly breathable, good for skin Leak-proof cover in 230TC; 10% white duck down and 90% soft duck neck feather, 63 ounces filling; 600 fill power