Carbon Fiber AFO (Custom Fit AFO Used for Specific Ankle Pathologies) – Easier to fit within shoes. Extremely lightweight. More comfortable, breathable with a minimalist design. Polymer (Plastic) AFO (Custom Thermoplastic Brace Fit Inside of Shoes) – Improved control by increasing contact area. Lightweight. Many options for customization and functionality. Conventional (Metal) AFO (Custom Metal Frame Attached Directly to Shoe Sole) – Works well for patients with fluctuation swelling. Allows more air circulation. Less heat sensitive. More modular.