Hit the slopes with crisp clarity in these ventilating snow goggles that help keep you focused and seal out the elements no matter with weather. Lenses: The wide, impact-resistant Cylindrical Carbonic-x lens maximizes your view and offers clarity. It has built-in Airflow technology and a Fog-X treatment, which work together to provide active ventilation and fog-free visibility in the best and worst conditions. Fit: Designed for larger face shapes, these goggles integrate seamlessly with Smith helmets for maximum comfort and fog-free performance. The floating foam membrane eliminates eyeglass temple pressure,so you can wear them over your prescription glasses, while the two-layer DriWix face foam wicks moisture for a fog-free fit. A QuickFit strap adjustment system lets you find the right fit fast.Additional features: Optical docking station (ODS) compatible. Adjustable strap 100% UV protection Polycarbonate Made in the USA CA WARNING: this item can expose you to BPA, a known carcinogen and/or reproductive toxicants. See below link for more details on Proposition 65