Constructed with a diamond quilted shell: Provides extra cushioning and comfort, better lofting and added durability. 255 Thread count. 100% Cotton encasing. Nylon core holds the feather at the center of the pillow. 550+ Fill Power Down: Insulates and lofts 550+ cubic inches per ounce of fill. Hypo allergenic, anti-microbial process used to eliminate bacteria. Guaranteed against manufacturing defects for 1 year. Filled in Canada with domestic and/or imported materials.