this set of 10 brass, drop-in cup holders is the perfect solution. Not only will players have a place to store their drinks, but you will decrease the chances of spills and unwanted stains on your table. These cup holders are also ideal for holding keys, cell phones and other items during the game. These brass drop-in cup holders measure 3 3/16 inches in diameter and are 2 5/16 inches tall. The holes in your table should be between 2 3/4 inches and 3 1/4 inches in diameter. Standard cans and bottles fit perfectly into these cup holders.