Designed for people who suffer from foot odor and experience discomfort in their feet during the day. Built with Odor-X Technology, to help keep feet cool, comfortable and odor free. Aircool Vents - Honeycomb design and breathable wicking top cloth promotes airflow to help your feet feel cooler. Fits Casual shoes, Sneakers & Work boots/shoes.Trim to fit. Dr. Scholl's offers a Money Back Guarantee if you're not satisfied with the product.