Wooster 9 in. x 3/8 in. Pro High Density Knit Non-Beveled Roller Cover 0HR2990090 - The Home Depot
ZOOOBELIVES Down Filled Pillows for Camping/Travel, Washable Soft Cover, Camp Pillow for Neck & Lumbar Support On-The-Go, Ultralight & Compressible for Hiking Backpacking - AlpliveS2046 - Walmart.com
Amazon.com: Knee Pillow with Adjustable and Removable Strap for Hip, Back, Leg, Knee Pain Relief -Leg Pillow- Ideal for Side Sleepers, Pregnancy and Spine Alignment Memory Foam Wedge Contour with Washable Cover :