Hi-Ball Glass, 7 oz., Safedge rim, heavy base (to be disc when depleted), (Top diameter "2.50, bottom diameter 2.125"). Libbey Hi-Ball. With innovation as its cornerstone, Libbey quality, consistency, and exceptional customer service have become the standard in the industry. Libbey Hi- Ball / Shot / Glass. continues to invest in state-of-the-art production equipment and faster and more efficient manufacturing technologies, allowing it to create the most significant introductions in the foodservice and consumer markets.