Wooden two-headed drum. Heads held in place and tuned by bolts. Held horizontally, both heads are played. In India, these extremely popular percussion instruments are commonly used in folk music and during marriage ceremonies. The shells are manufactured in the northern Indian State of Uttar Pradesh. There locally grown neem and rosewood are used. After transporting to Mumbai the goat skin heads are fitted to the drum shells with nut and bolts for easy tuning.