Give your favorite duvet cover a fresh new fill with this must-have insert. Ideal for those with allergies, this down-alternative design is made from hypoallergenic microfiber that won't cause sneezing or irritate the skin. A baffle-box construction allows for an even distribution of fill so that this piece is equally warm all over. A neutral white hue means it effortlessly blends with any cover without shining through. It's even machine washable for quick and easy cleaning.