DOBANI 10 Inch Tibetan Prayer Gong Nipple Bronze & Mallet 25cm. DOBANI Tibetan Prayer Gong with Beater 10" 25cm WTPG10. This gong has a rich, full sound with great resonance and sustain. The entire face is embossed with auspicious Buddhist symbols and features a raised boss, or nipple, in the center similar to a bao gong. There are several designs and you may get a one of a kind. Whatever the design, you will love the antique finish and the great sound. Made in India.