"Container size" refers to the physical dimensions or capacity of a container, which determines how much it can hold or how much can fit inside it. Full definition
We like the 24 - piece set for its versatility in container sizes. (businessinsider.com)
But at 365, the self - serve bars are priced by container size. (health.com)
One method is to compare prices... but don't compare the price of the container because container sizes, number of servings and grams of protein per serving vary. (fitness-baron.com)