The Wiley X Rout eye wear are the largest design in the climate control series. The proprietary polarized lens technology adds 99.9% polarization to 100% UV protection for unequaled clarity & contrast. They exceed ansi z87.1-2003 high velocity protection. They have top down ventilation for a fog free environment. They include: removable facial cavity seal, medium black zippered case, leash cord, and cleaning cloth. Rout fit M-L sizes heads.