Vision 5 Roll-Off Goggle. Lightweight, ultra-ply-able POLYFLEX frame for the ultimate feel and fit. BIO Polycarbonate lens material comes in a variety of colors. Anti-fog hard coated lens has 100% UVA protection. 100 PPI reticulated vent foam. 17 mm thick, 3D molded, multi stage face foam, accompanied by Alpinestars' Moisture Channel technology for the ultimate sweat management. The WIDE VISION Roll-Off system is included on this goggle. Specially designed RAM-AIR ventilation for airflow and moisture release. Integrated lens tear-off posts. 45 mm woven strap at an ideal angle for even pulling pressure on your face.