Duck Duck Goose Hypo-Allergenic Cotton Down Alternative White Microfiber Pillow, King - 1 Pack Cotton SPECIAL FILLING DESIGNED: Filled with 50% white duck down with special therma-cool fiber, adjust its temperature according to your body heat HIGH QUALITY FABRICE: finest 100% bamboo cover, works great as a natural moisture absorber COMFORT COMES STANDARD. Medium to firm density helps prevent a sore or stiff neck PORTABLE AND LUXURY PACKAGE: The pillow comes in a PVC bag with an insert card to ensure it is kept in perfect condition and travels well REST ASSURED. We offer a one-year warranty for your satisfaction and peace of mind. Washing Instructions: Machine washable