This set includes 2 jumbo ice ball makers that make 2.5-inch / 6.5cm diameter ice balls, perfect for whiskey, scotch, vodka cocktails, and more. The large ice balls keep drinks colder longer without diluting. Simply fill the ice ball makers with water, juice, lemon or lime segments, mint leaves, basil, berries, and much more. The jumbo ice ball makers are dishwasher safe and 100% BPA free.