The LEATT X-Frame Hybrid Knee Brace features a carbon composite frame and a separate sleeve with an AirFlex-Impact Gel knee cup. This combination, along with the hard-shell slider, ensures ultimate comfort and force reduction, reducing the risk of knee injuries (ACL, meniscus, and MCL). The asymmetrical hinges and 40% slimmer inner hinge guarantee an excellent fit on the bike. The outer hinge with metal gears ensures precise movement and durability. Certified as a medical device (EU CA014741, USA FDA 10048761) and CE-tested and certified for impact protection (Knee EN1621-1). Hyperextension limits of 5°, 10°, 15°, and 20° help prevent ligament injuries. A flat shin guard fits into all boots. The brace features a comfortable and easy-to-assemble strap system for a customized fit with interchangeable hinge pad sizes.