In 1980, they rented space in an old spool and bobbin mill on South Champlain Street in Burlington and started packing their ice cream in pints. In 1981, the first Ben & Jerry's franchise opened on Route 7 in Shelburne, Vermont. In 1983, Ben & Jerry's ice cream was used to build "the world's largest ice cream sundae" in St. Albans, Vermont; the sundae weighed . That same year, the cows on their cartons were redesigned by local artist Woody Jackson.