Clear boston round bottle 15ml, 30ml, 60ml, 120ml, 240ml, 1/2OZ, 1OZ, 2OZ, 4OZ, ... and competitive price A Boston round bottle, or Winchester bottle, is a strong and heavy bottle commonly used in the drug and ... just below the neck, and the sides of the bottle are somewhat rounded as well. The bottoms of Boston ... A small Boston round might hold one to two ounces (29.6 to 59.1 ml) of liquid, while medium- ...