The Posey Company's new Premium â€œGelâ€ Heel Pillow (Cat. No. 6118) is a machine washable, multi-purpose heel pillow that is ideal for treating a variety of heel and foot problems including skin irritation, heel ulcers and foot drop. It is covered in a non-shear polyester fabric that provides a comfortable fit. The hollow core micro-fiber filling retains its resiliency even after repeated washings and the open heel cutout ensures heel isolation. The removable gel pad fits underneath the calf for hot/cold therapy applications.