Cubic centimeter, also known as milliliter, seems appropriate in this case.
liter
Milliliters is the metric unit to use for the capacity of a thimble.
liters
liter
You would use millimeters for the measure of the capacity of a paper cup.
liter
Ounces
Milliliters is the metric unit to use for the capacity of a thimble.
Milliliters (mL)
Litres.
metric unit
The metric unit is a millilitre. The metric unit is a millilitre. The metric unit is a millilitre. The metric unit is a millilitre.
meters
liters
Metric
Capacity isn't a unit it is just a term that means how much a container holds. You can have metric units of capacity, such as Litres and Millilitres.
mL.