2 cubic refers to a measurement of volume, typically used in shipping and logistics. When calculating shipping costs, understanding cubic measurements is crucial, as carriers often charge based on the volume of a package. To calculate the cubic measurement, multiply the length, width, and height of the item in inches and then divide the result by 1,728 to convert the value to cubic feet. For example, a package with dimensions 24 inches by 12 inches by 6 inches would have a volume of (24 * 12 * 6) / 1,728 = 2 cubic feet. This measurement is essential when determining shipping rates and optimizing packaging.