Treat yourself to hotel comfort at home with this luxurious mattress topper. Adding a plush, lofty topper is the perfect way to revive an old mattress, or add comfort to a mattress that feels too firm, without compromising the support it provides. With two inches of fluffy white down alternative fill, this thick bed covering provides comfortable support and an extra layer of softness for a soothing night's sleep. Superior's premium hypoallergenic down alternative filling provides relief to those allergic to down mattress toppers and feather top mattresses.