Reading the comments so far it seems as though people
A) don’t understand how belts work.
B) think reversible belts are a new invention.
C) assume Smart Belts come with an App.
You are cutting the end of the belt that attaches to the buckle, so the holes can be at any (shorter) measurement you want.
Like so:
E|========>
E|{===}/=====>
(portion between the curly brackets is cut off)
E|=====>