The video is of 'Baigrah' Dance, which is one of the Dance forms of Dimasa traditional Dance 'Baidima'. It was performed by Joypur Baidima group at Joypur village.
The term is used to refer to the Border Design found in Dimasa traditional cloths. It includes geometrical, dotted, plants, animals, flowers, etc. Each of the Riku Dima has its own unique name.