This Rigid neck pillow provides a stable comfortable neck and head support during travel. This pillow features a thick memory foam padding and hand washable hypoallergenic polyester cover for increased comfort and cleanliness. The pillow has a convenient carry loop withsnap attachment. The exterior has a removable cover made from 100% Polyester. To wash the cover, simply unzip and remove the interior padding. Hand-wash in cold water and air-dry. The interior padding cover is 96% Polyester, 4% spandex and the interior padding: 100% Dense Polyurethane foam (a denser memory foam technology). Perfect for a snug upright sleep on a long flight.