Loki Season 02 Brown Wool Pea Coat Tom Hiddleston Foam Lapels Double Loki Wool Viking Coat Red Loki Long Leather Trench Coat Oskar Jacket Loki Season 2 Brown Wool Coat TV Series Loki Season 2 Tom Hiddleston Wool Trench Coat. Even the toughest Vikings used the Viking Coat Loki, which is made of brown wool felt material, as a warmer. The pleasantly thick fabric looks very authentic and provides pleasant wearing comfort. It can be traced back to a find at the great trading port of the Varangians in Haithabu and dates back to the 10th century. The original find was additionally adorned with an imitation fur made of sheep's wool.