Comfort and Conformity that Adjusts to your Needs. The Memory Travel Core is made with 100 percent viscoelastic foam to provide comfort for your special sleeping or resting needs. This foam responds to body heat to better conform to the unique shape of your head and beck helping to comfortably stabilize an existing condition. This unique pillow allows you to sleep as well when traveling as you do at home. Use with the lobes down for support while seated. Use with the lobes up or down for support while lying down. The pillow"s compact size makes it easy to transport. The Memory Travel Core is made with the highest quality materials available to ensure years of comfort and use. The pillow comes with plush velour cover for added comfort. The zipper closure makes the cover easily removable for washing.