The Aetrex L1320 Thinsole Posted Orthotic Insoles are made to provide plenty of comfort for your feet throughout the day. Designed to be used in shoes that don't have removable insoles, these insoles help add support where you need it most. The posted heel helps keep feet aligned as they should be and prevents overpronation. Thanks to the polyurethane construction, plenty of cushion and comfort is provided by these insoles. The soft microfiber top cover is combined with anti-microbial technology which will help fight odors. They are crafted to help alleviate heel pain, arch pain, plantar fasciitis. The Aetrex Thinsole Posted Orthotic Insoles will help you enjoy walking around. Recommended for: Arch Pain, Plantar Fasciitis, Heel Pain.