Double Shell Harvester 600 Hypo-Blend Soft Pillow, Soft pillows are classic and what comes to mind when you think luxury down pillows, If you sleep on your stomach or back sinking into our soft Hypodown 600 pillow is versatile enough to be scrunched and molded to fit you no matter how you sleep, Our Hypodown blend is four parts white goose down and one part Syriaca clusters, a fiber from the milkweed plant, The two work hand in hand to give you the best of their natural abilities: warmth and comfort, In order to measure nature"s performance, down is rated by two distinct values, Percent Down Cluster and Fill Power, Syriaca clusters trap and suppress allergens, Sizes: King, Ogallala down is Hungarian white goose down - the top down you can buy, Made in United States, Dimensions: 20"" H x 26 - 36"" W, SKU: OGCC071