Heel Pads focus all of Sorbothane's unique shock protection to heel giving one a quick and comfortable solution to heel pain .Antibacterial top sheet controls and eliminates odour for optimal hygiene and freshness. Heel Pads are machine washable and available in sizes small, medium and large Use on top of the existing insole, an anti-slip base ensures Sorbothane Heel Pads conform well to any choice of shoe.