Unique pillow-in-pillow construction. Hyperclean 95% natural duck feather, 5% natural duck down fill. 525 fill power Hyperclean duck down in outer compartment. Cover made from 100 percent 300-thread count cotton. AllerRest Fabric prevents dust, dirt, and allergen exposure. Barrier Weave™ prevents flll and feathers from getting out. Double needle stitched edge, navy blue cording. Combines comfort and support. Standard, queen, and king sizes based on availability.