De or het shirtsponsoring?

The correct Dutch article is:

de shirtsponsoring

Rule Words ending in -ing: almost always de. See the rule

How to use shirtsponsoring

the shirtsponsoringde shirtsponsoring
this shirtsponsoringdeze shirtsponsoring
that shirtsponsoringdie shirtsponsoring
our shirtsponsoringonze shirtsponsoring
your shirtsponsoringjouw shirtsponsoring
every shirtsponsoringelke shirtsponsoring
which shirtsponsoring?welke shirtsponsoring?
a big shirtsponsoring / the big shirtsponsoringeen grote shirtsponsoring, de grote shirtsponsoring