Designed for people who suffer pain from plantar fasciitis in the heel. With shock guard technology to provide immediate and all-day relief of pain from plantar fasciitis and can help reduce morning pain from plantar fasciitis. Full-length insole cushions and supports the entire foot. Fits casual shoes, sneakers & work boots/shoes. Trim to fit shoe size. Dr. Scholl's offers a money back guarantee if you're not satisfied with the product.