This traditional gourd (Kubindo/कुभिन्डो) bottle used by Kirati is one of the unique cultures of Nepal. The bottle is known as Wabuk or Chindo. In addition to storing Jaand (Millet Beer), it has an important utility to Kirati. They used to carry the Wabuk while crossing big rivers using Chindo as floating device. They closed the mouth of the Chindo and strap it on their waist.
The inner part of the Gourd is bitter which help our body to regulate cholesterol when ash is added to it. Kirati new the benefit and used it to store jaand. Drinking jaand from Chindo help remove toxicity from our body when traveling by foot for days. The consumption of this millet beer also control high blood pressure and the infestation of worms inside the stomach. This purification or distillation process is the exact reason why millet beer from a Wabuk is/was considered holy and offered to the Pitris during Mangsewa. Hence Wabuk is used by the Kirati Rai people in their daily and religious rituals.
Mythology : Once in a war, dragons were killing people but leaving ones who were carrying Chindo . Dragons thought , looking at the shape of chindo, that sky and earth are going to collide. From then, it is considered to have a big cultural value.