The Helmet Visor for SHOEI GT Air, Neotec CNS-1, TC-5, TC-9, GT Air 2 is a replacement face shield designed for various SHOEI helmet models. It offers both protection and functionality.The visor lens is made from high-strength polycarbonate, which is known for its impact resistance and durability. This material ensures that your face is protected from debris, wind, and other external elements while riding.The Helmet Visor provides UV protection, shielding your eyes from harmful sun rays during rides. This feature helps improve visibility and reduces eye strain caused by bright sunlight.The specified material type of spandex and nylon might be a miscommunication, as helmet visors are typically made from materials like polycarbonate or similar plastics. However, the mentioned high-strength polycarbonate material ensures reliable protection.The Helmet Visor is compatible with SHOEI GT Air 1 and 2, Neotec, CNS-1, TC-5, and TC-9 helmet models. It is designed to fit these specific models, ensuring proper installation and a secure fit."