You have found it, a pillow that won’t go flat! The Sealy Maintains Shape Pillow has a foam core for support, surrounded by Eternaloft hypoallergenic fiber to retain its loft night after night. A generous and supportive two inch gusset promotes proper head and neck alignment to keep the aches away. The 100% cotton cover is soft and breathable to keep you comfortable while you sleep. Don’t forget to add a Sealy pillow protector to keep this pillow looking as great as the day you bought it!