BOLLE's newest sport sunglass, THE WARRANT, donated by PlanetBuff.com, arrives with 2 sets of interchangeable lenses. You will receive both a grey polarized lens as well as a sandstone brown polarized lenses for over cast days.Both lenses easily slip into these fine tuned Italian made frames. Lenses are Toric Lenses, which means they have 2 different optical base curves that follow the contour of your eye.This type of lens ensures that visual distortion is minimized when looking straight ahead or looking out at an extreme peripheral angle.