one of the innovations speceifc to the thule was the sun goggels. the sun goggles were made from drift wood or tree bark. thry would protect your eyes from the glar from the snow in the sun. these have bee passed down through the ages this is just one of the many artc innovations. these were specific to the thule and other artic group b/c other first nations goups did not have as much snow and or none at all.
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