About sea-hunters ancient clothes

The hunter Ulvelkot explains me purpose of ‘pykh-pykh’ i.e. walrus stomach in its dress of raincoat-from-walrus-guts, 1980s, Somnitelnaya [Doubtful] Bay, Wrangel Island. See rus version of the story as well as also my sketch ‘After Hunting for Walruses’ and another story about the bay.