This Sealy pillow offers extra firm support and is guaranteed not to go flat. The bounce-back foam core and Eternaloft ™ fiber maintain pillow shape and loft night after night. Maintains shape construction with springy fill that surrounds a durable foam core Extra firm pillow will not go flat Eternaloft ™ hypoallergenic fiberfill provides lasting support that holds its shape 300-thread count cotton-rich fabric is soft to the touch Supportive 1.5" gusset provides proper head and neck alignment Three-year limited warranty Finished and filled in the USA Firmness: extra firm 300-thread count Warranty available Domestic Product Specifications 20" x 36" Material & Care Polyester Polyester Machine washable or dry clean for best results