What is the difference between colombard chardonnay chardonnay?

$7 and a "LABEL" The correct answer to this questions is: Colombard Chardonnay is blend of Colombard and Chardonnay with Colombard being the dominant variety whereas Chardonnay is made form only Chardonnay (although 15% of other grape varieties may be used in its production if it is being sold in the EU and 25% for the USA)