The softest and most luxurious of all fills, natural duck down has a unique effect that traps and holds air, making for a very plush feel. The result is the perfect loft and cushion to nestle your head. The medium-density pillow gets its fluff from pure down encased in a soft, 230-thread count cambric cotton shell. Double-needle stitching and cotton cording ensure many a good night's sleep as this premium pillow contours around your head and neck. Down Alternative Bed Pillows and Premium Down Bed Pillows also available.100% cambric cotton (230-thread count). 600-fill-power. Premium-quality white duck down. Double-needle stitching and cotton cording. Machine wash in warm water, like colors, no bleach. Tumble dry, medium heat until thoroughly dry. For best results, professional laundering is recommended. Do not dry clean. Made in USA of Imported Materials.