Seidenschwanz is a place, that after the Treaty of Saint-Germain belonged to Czechoslovakia and was situated in the administrative region Jablonec nad Nisou.
Seidenschwanz was formerly part of the German Empire. In the German Empire, the place was called Seidenschwanz. The place is now called Vrkoslavice (Jablonec n. N.-Vrkosl.) and belongs to Czech Republic.