At LO FI SIGMA™ simplicity and progressive style meet high performance. It convinces with clean design, cool textures and advantages such as Salomon’s Custom ID Fit technology, which adapts perfectly to your face, quick-change lenses and an enlarged field of vision. The SIGMA™ lens technology improves the perception of the terrain. SIGMA™ Black Gold Lens The SIGMA™ lenses provide better contrast vision so you can see the details of the terrain more quickly in all lighting conditions. This lens is perfect for sunny and slightly cloudy days.VLT 12 % FeaturesSIGMA™ lens Custom ID Fit The A-shaped frame for a wider field of visionAdvancedSkin ActiveDry foam achieves efficient moisture transport through the foam construction to keep the skin dry.Airflow systemDual-slide buckle adjustmentSilicone-coated retaining strap