This is a shorter version of Penne, which looks like the full version chopped in half lengthwise.
Given that in Italian cooking any veg in your pasta dishes is supposed to be the same size as any shaped pasta you use, this shorter version of penne will match your shorter, smaller veg perfectly.
Now, aren’t you glad you live on planet Earth, where there’s a solution just like this to all your problems just waiting for you on your grocer’s shelf?
Equivalents
1 cup of mezze penne = 4 oz = 115g
Language Notes
Mezzo in Italian means half.