Our first model of sunglasses VIF ONE excels in its lightness and workmanship. Thanks to the TR90 material of the frame, the glasses weigh only 29 grams. Each package includes 2 lenses - your chosen REVO mirror lens and a black polarized lens against a really bright sun. All VIF sunglasses have a lifetime warranty which covers any defect in materials of workmanship of the rims. Choose additional coloured replacement lenses for your VIF sunglasses!