De or het matrasbescherming?

The correct Dutch article is:

de matrasbescherming

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

This word is not in the word lists we use to double-check answers.

How to use matrasbescherming

the matrasbeschermingde matrasbescherming
this matrasbeschermingdeze matrasbescherming
that matrasbeschermingdie matrasbescherming
our matrasbeschermingonze matrasbescherming
your matrasbeschermingjouw matrasbescherming
every matrasbeschermingelke matrasbescherming
which matrasbescherming?welke matrasbescherming?
a big matrasbescherming / the big matrasbeschermingeen grote matrasbescherming, de grote matrasbescherming