These OTG (over-the-glasses) snow goggles are designed to fit over your glasses and are optical docking system compatible (ODS). They feature ventilating and anti-fog technology, crystal-clear vision and a larger fit that's helmet-compatible. 100% UV protection QuickFit strap adjustment system with clip buckle Designed to fit over glasses and is compatible with the optical docking system (ODS) prescription lens insert Cylindrical Carbonic-x lens for clarity and impact resistance with built-in Airflow technology for active ventilation Ultrawide, silicone-backed strap Three-layer DriWix face foam wicks moisture for a fog-free fit Responsive Fit™ frame adjusts to your face for a precise, comfortable fit Helmet-compatible Polycarbonate Made in the USA of imported materials