These snow goggles combine the wide field of view of a spherical lens with the contrast-boosting advantage of a ChromaPop(TM) lens. The sleek frame hugs the face for a seamless fit that maximizes peripheral vision. AirEvac(TM) helmet integration helps maintain fog-free clarity. Adjustable silicone-backed strap Spherical Carbonic-x lens for distortion-free optics and impact resistance Fog-X anti-fog inner lens for fog-free performance ChromaPop