The STS Company of Mill Valley California announces the re-introduction of a new and improved polyester/ LycraR Knee/KAFO Casting Sleeve. The new casting material provides a more detailed, accurate and a precise negative lower extremity mold for custom knee braces or KAFO's. . The polyester/Lycra casting products are available in 2 sizes and are ideally suited for both traditional fabrication techniques as well as CAD/CAM manufacturing. The new casting sleeves will carry the same product identification as their fiberglass counterparts. All of the new Knee/ KAFO are ready for immediate delivery.