Milk bottle tops are caps found on a jug of milk. And depending by color, it represents what type of milk it is. Here are some examples (Acoriding to the United states of AMERICA)

NOTE: Please keep in mind that this wiki does not contain enough information, so please add appropriate information to the milk bottle wiki, thanks for your cooperation.

. Red tops indicate Whole milk

. Blue tops indicate 2% Fat milk

. Light Blue tops indicate 1% Fat milk

. Pink tops indicate 0% Fat milk