Feature:Attached buttons not only create a more dynamic pillow shape, but also make the cover detachable and washable.According to the ergonomic design, it provides different support for the shoulders, back and waist to reduce the pressure on the cervical spine and waist as much as possible.The side pocket design is convenient and practical, and can hold mobile phones and remote controls.Metal zipper, strong texture, prolong service life.Get rid of extra pillows or prevent them from sliding down between the mattress and bed frame.Specification：Name: Triangle PillowInner core material: polyester fiberCommodity grade: qualified productLining material: polyester fiberSize: 60*50*20cm, 80*50*20cm, 100*50*20cm, 120*50*20cm, 150*50*20cm, 180*50*20cm, 200*50*20cmWashing instructions: the pillowcase can be washed, but 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.