An evolution of the iconic Oakley M2 frame, the Portal X sunglasses boast a polished black o matter frame and prizm black polarized lenses. These shades are designed with a rectangle lens shape that offers optimal coverage and protection from the elements. The innovative technology integrated into these frames delivers unparalleled comfort and performance, while the prizm black polarized lens treatment enhances color contrast for enhanced clarity. Elevate your style with this cutting-edge fusion of traditional craftsmanship and modern innovation, all in an iconic rectangle sunglasses. Available with lens contrast enhancement technology.