Folklore and experimental archeological group Trejasmens was founded in Ropaži, Latvia on September 21, 2000. That was the anniversary of Saules Battle (The Sun Battle). The group obtained the status of a society in 2003. As the basis of our activities we can define the research and reconstruction of the armament , lifestyle and mental values of warriors from the Latvian history of the Late Iron Age. It includes the imitation of archeological clothes of the mentioned period. Each member of Trejasmens has its own set of clothes connected with the deffinite century and territory.