How to choose the ski gogles?

How to choose the ski goggles?  Choose the ski goggles sale well. And the first thing to look at when choosing ski goggles is the light transmittance. Those with high light transmittance are suitable for wearing on cloudy days, while those with low light transmittance are suitable for wearing on sunny days. Many snow mirrors now have a variety of lenses with different transmittance to choose from, each one labeled with transmittance and the applicable scene. The snow mirrors on the market are usually equipped with two pairs of lenses. When you choose, you can choose a pair of low light transmittance and a pair of high light transmittance, so a pair of snow mirrors can adapt to most of the weather.