The Therabath Plush Insulated Boot Kit is a great addition for paraffin foot and ankle treatments. Use it to prolong the heat from warm paraffin treatments for longer-lasting relief. The insulated boots are made of heavyweight plush polyester-velour, cotton-lining, and fiber-fill insulation for maximum comfort and warmth. They feature easy-to-use hook/loop closures and are machine washable. Included in the boot kit are 2 insulated boots and 100 disposable plastic liners that make clean-up fast and easy.