Providing optimum comfort without compromising stability, The Formthotics™ Original Dual Medium insoles are our top seller. They are full-length orthotics that provide arch support and a deep heel cup for complete support, which make them ideal for running shoes and casual covered shoes. Made of 60/140 Dual Medium Formax™ foam, these insoles have a medium hardness base topped with a softer layer for excellent cushioning, comfort and functional support. FEATURES • Hypoallergenic • Antimicrobial • Lightweight • Durable • Flexible and mouldable at low heat • Waterproof • Environmentally safe BREAK-IN PERIOD If you have got the right fit, it will feel snug at the beginning. It will get more comfortable the more you wear your insoles, as the pressure and heat from your feet will cause Formthotics™ insoles to be moulded to fit your feet precisely. Ideally, Formthotics™ insoles should be custom fitted by a medical practitioner. Please check out our package for fitting and adjustment at https://bit.ly/custom-fitting-package CARING FOR YOUR FORMTHOTICS A few simple steps will keep your Formthotics™ insoles in tip-top condition: 1. Brush off dirt 2. Wash in warm soapy water 3. Rinse with clean water 4. Wipe off excess water and air-dry