The BetterRest® Travel pillows are ergonomically designed to support your head and neck. The unique shape has been specifically designed to cradle your neck to relieve pressure, prevent stiffness and alleviate soreness. The heat sensitive viscoelastic memory foam custom contours to the shape of your head and neck. The pillow makes travel by plane, train or automobile more pleasant by providing proper, comfortable orthopedic neck support. It is lightweight and fits easily into a carry-on bag or back pack. The built in cervical roll portion of pillow is designed to support the natural curve in the contour of the neck.