The PRAFO is a proven AFO system. Made from highly durable, long lasting materials. Can be used as a distal portion of a KAFO or in association with other orthotic devices. Calf segment adjusts vertically for length. Toe extension adjusts horizontally for length. Connecting aluminum heel pressure; aluminum heel connection and modular design provides total adjustability. Rotation Control bar helps control unwanted external or internal rotation of extremities. Can be used at night during sleep or rest. Comes the a securely attached walking base. Includes frame, 650L Kodel liner system, 7 Chicago screws and calf straps. Pediatric fits up to ladies size 5. Patented. The Infant PRAFO can be adjustedfrom7-8 inches in height and will extend to 6 inch length.