This elongated memory foam pillow allows your body to relax in natural,comfortable positions while relieving pressure and reducing tension in your shoulders,hips and back. The heat sensitive,viscoelastic foam molds to your body as you slumber,lounge or laze about,offering just the right amount of support. Extraordinarily comfortable to spoon or cradle between the knees,this pillow is so popular you might need two! Made of premium 5-pound density shredded memory foam - the highest grade available. Machine washable microfiber cover.