Blouse - traditional Russian shirt with collar oblique. While traditional shirts incision is in the middle, on the shirts he was from the side. According to one version to hide crucifix.
The first images kosovorotok dated the XII century. Shirt-blouse divided into women, men and children. By appointment blouse also differed. -Shirts were pokosnitsy (the harvest), wedding and ubivalnitsy (ceremonial shirt for girls). Soldier's tunic was established on the basis of kosovorotok.