California King, 750 fill power Royal Hotel Collection Extra Warmth 60oz White Goose Down 500TC Comforter(Duvet) Sleep in luxurious comfort with this Goose Down comforter King/Cal king size 106X90 inches Features 100% cotton, 500 thread-count cover Sateen solid 60oz goose down filling, Hypo-allergenic, Allergy Free 750 Fill Power with Box stitch construction keeps fill evenly distributed Features an extremely soft touch and outstanding durability