Ski goggles have four functions, which are as follows:
1. Prevent cold wind from irritating eyes;
2. Prevent ultraviolet rays from burning eyes;
3. The inner lens will not fog;
4. Goggles won't hurt your face if you fall.

Ski goggles are mainly used for wind and light blocking, it is recommended to wear framed resin glasses as far as possible, and the color of the lens is the best yellow or brown, wearing glasses skiers had better choose OTG ski goggles.
With the development of science and technology, the ski lens has been developed from single guide to double layer, from fog-proof to frost-proof, which can be applied to all kinds of weather conditions. The mirror is divided into inner lens and outer lens, the inner lens is resin material, good water absorption, immersion antifogging liquid has a good antifogging effect; The surface of the outer lens is hardened to prevent the lens from being scratched. The color is plated outside the reinforced layer. The main materials of the plating are silica and titanium dioxide.

Precautions for buying ski goggles:
1. Choose goggles that match the color of your favorite ski suit and helmet;
2. Be sure to choose good quality, competitive skiing is a more dangerous sport;
3. Be fully equipped and carry a small cloth bag for wiping goggles;
4. It is recommended to buy a spherical mirror, which will have a broader view.
