The configuration's class key (priceClassCode on the cart line): the chosen fabric's group, then the dimension choices in position order ("PG5:FA"). Null before a fabric is chosen or without a matrix position.
priceClassCode
The configuration's class key (
priceClassCodeon the cart line): the chosen fabric's group, then the dimension choices in position order ("PG5:FA"). Null before a fabric is chosen or without a matrix position.