The Supertech Wide Vision Roll-Off Lenses are made from high-quality, impact-resistant polycarbonate material. The injection-molded lens ensure zero visual distortion. All Supertech Wide Vision Roll-Off Lenses are specifically designed to work with the Alpinestars Roll-Off system. All lenses provide 100% UVA protection and have built in “”Glide Lines”” that keep the Roll-Off film moving freely across the lens. Lenses come in a wide variety of tints including, clear, blue, yellow, copper/rose and smoke.