The Bazi tea ceremony is carried out using three small cups, as dictated by ritual. These three cups can be made of various materials from precious metals cups of sivler or gold to plain enameled cups. The three cups could be part of a set, specifically for the tea ceremony or individual cups.
Book 10: Tribesmen of Gor, page 38; Book 12: Beasts of Gor, pages 206, 209 and 212