Undvik boots are relic heavy bots and part of Skellige Armor set DLC for The Witcher 3: Wild Hunt on June 3, 2015. It can be bought from Armorer in Kaer Trolde keep. In the various elements of the armor, favored by Geralt during his treks across the unforgiving tundra of Skellige, strong influence of Undvik mastercraft can be seen.