The Uvex g.gl 300 polavision is a simple goggle with an understated design. Its OTG (over the glasses) construction allows for wearing prescription glasses underneath the goggle. The Polavision technology prevents annoying glare, reflections, and mirror effects, while the Supravision coating prevents fogging in bad weather. Even glasses wearers can comfortably use this model. Uvex's Supravision technology ensures that you always enjoy a clear and fog-free view with these ski goggles. The Uvex g.gl 300 take off polavision ski goggles are a top model for maximum comfort thanks to Uvex technology.