Perfect for all work boots, hiking boots, and athletic shoes, the Maximum Support Insole is specialized to reduce over pronation, plantar fasciitis, arch pain, heel pain, and back pain. These soles are made with soft, comfortable, extra thick high-density foam cushioning for shock absorbing comfort. The heel cup is designed for maximum support and shock absorption while the base layer custom molds to your unique foot shape. It also features a comfort shaped arch to reduce stress on feet and knees and a special TemperWeave top sheet fabric to reduce moisture and odor causing bacteria. Hand/machine washable. 1 pair of insoles.