We make our top-of-the-line luxury mattress enhancers with our Hypodown 700 fill so you truly can be surrounded in comfort, You will be amazed at how refreshing one night on our Hypodown beds makes you feel, Our Hypodown blend is four parts white goose down and one part Syriaca clusters, a fiber from the milkweed plant, Down clusters are the soft fluff under feathers that keep birds comfortable no matter what the climate, 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, 700 Hypo-Blend Hypo Down Bed Mattress Enhancer, Hypodown 700 is our premium down with 85% Goose Down Clusters and 15% small feathers, Ogallala down is Hungarian white goose down - the top down you can buy, Made in United States, Size: Twin, Dimensions: 75""H x 39 - 54""W, SKU: OGCC229