Jakar hatimi ta tsakiya, kuma aka sani da jakar hatimin baya, ƙamus ce ta musamman a cikin masana'antar marufi. A takaice dai, jakar marufi ce da aka rufe gefuna a bayan jakar. Kewayon aikace-aikacen jakar hatimin baya yana da faɗi sosai. Gabaɗaya, alewa, jakunkuna na nan take da kayan kiwo na buhu duk suna amfani da irin wannan nau'in marufi.Za a iya amfani da jakar rufewar baya azaman jakar marufi na abinci, kuma ana iya amfani da ita don ɗaukar kayan kwalliya da kayan aikin likita.