Legends Royal Goose Down Comforter, Ultra Warmth, King, White The most luxurious comforter we offer Filled with hypoallergenic, 700750 fill power premium Hungarian white goose down 430-thread-count combed cotton sateen shell. Sewn-through 15 box construction Features corner loops that attach to the corner ties in our duvet covers to hold it in place Professionally dry clean. Lifetime guarantee.