The Capella Orthopedic Insole by Podotech features a 3/4 inch low profile design that makes it fit perfectly in different shoe types. Its thermomolding nylon shell allows for contouring when needed. The 4-degree rear foot provides excellent control while the heel cup offers additional stability. It also has an exposed bottom shell that can easily be customized. The durable Capella Orthopedic Insole is made of EVA & Neoprene layer through the heel and arch, Neoprene throughout the forefoot, breathable top cover, and non-slip rubber base.