Feature:The back support pillow is stuffed with high-density polyurethane filler, providing excellent back support.Enhance the three-dimensional sense of the cushion, easy to change and wash, and the manual buttonhole can be removed freely, beautiful and practical.Both the front and back of the pillow are designed with a cloth cover button, and the cloth cover has a zipper to remove and wash freely.The invisible two-way zipper is beautiful and practical, and it is convenient to change and wash the pillow.Get rid of extra pillows or prevent them from sliding down between the mattress and bed frame.Specification：Name: Triangle PillowPillowcase material: corn fleeceInner core material: high elastic fiber cottonLining material: polyester fiberWashing instructions: The pillowcase can be washed, the pillow core is not washableCare instructions: Please put it in a dry and ventilated place, often dry, do not wash the inner core.Package Include: 1 x Headboard PillowNote：Slight deviation may occur during measurement, please take care and thanks for your understanding.There are slight difference between the picture and the real item caused by light brightnession.