Chepken
Chepken or chekmen (Tatar: чепкен / çepken "outerwear"; Karachay-Balkar: чепкен, romanized: çepken; Kumyk: чепген, romanized: çepgen; Russian: чекмень; Nogai: шепкен, romanized: şepken; Azerbaijani: çəpkən; Turkish: cepken) is a caftan worn among Turkic people and later by the Cossacks. It was also in wide use among Caucasians.