Large Size Zippered Dust Cover for Arc4life Cltraction Large Pillow and Arc4life Large Linear Gravity Neck Pillow Fits Pillow That Is 28"x17"- Polyester/Cotton Blend; finished size of pillow case is 22”x31”<img src="http://ecx.images-amazon.com/images/I/31aRmtfErDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41R%2BAd5W6lL.jpg" noproxy>