From Peacock Alley, this duvet insert features: The crème de la crème of duvets, this luxuriously lofty layer is plumped with an astounding 850 fill power Canadian white down for the ultimate in opulent warmth. 850 Fill Power 100% Canadian White Goose Down Outer shell is made of 400 thread count cotton sateen Constructed with 12" x 12" baffle box stitching to keep down clusters in place Loops included on all 4 corners Made in Canada OKEO-TEX® STANDARD 100 Our responsibly sourced Canadian white down is both Downmark® and Canadian Down Standard certified. Professionally launder or machine wash cold in a large capacity or commercial washer. Dry on low heat or air dry. Every few months, to help keep moisture down and the fluffing up, toss your down duvet into a front-loading dryer set on air or low. Imported.