Miracle Sleep Pillow | 600 Fill Power White Goose DownThe Miracle Sleep Pillow is built for sleepers who want genuine luxury without compromise. Filled with white goose down at an exceptional 600 fill power, it delivers the kind of deep, cloud like loft that holds its shape night after night. Why 600 Fill Power Matters Fill power measures how much space one ounce of down occupies. At 600 fill power, each cluster is large, intact, and resilient. That means better loft, better insulation, and better