Thousands of years ago, Inuit and Yupik people of the Arctic carved narrow slits into ivory, antler and wood to create snow goggles. This diminished exposure to direct and reflected ultraviolet rays
Flair to avoid snow glare - dazzling eye fashion from 2,000 years ago until today
bone snow goggles | goggle slits mirror eye slits of this in… | Flickr
Original German WWII Gebirgsjäger Aluminum Slit Mountain Troop Snow Goggles – International Military Antiques
Inuit Snow Goggles Carved From Bone, Ivory, Wood or Antler - Core77