Designed for maximum momentum, the MESA is Zirkel’s boldest shield yet—built to thrive in velocity, chaos, and change. With a full-shield, aerodynamic profile and an expansive field of vision, this ultralight frame is purpose-built for endurance sports and high-output activities. Whether you're navigating fast-flowing singletrack, slicing through desert crosswinds, or charging into snowfields, MESA offers a seamless wrap fit that protects your vision without compromising airflow or breathability. Tested in motion, the MESA is your no-excuses optic—engineered to keep up when the terrain gets wild and your quads are burning. Maximum coverage. Minimal weight. Pure performance.