glovebox air

Good morning fellas, yesterday I was cleaning my floor mats when I noticed this atrocity, what happened? I don't remember seeing this when I first got my truck, can you guys give me an idea of what happened here and what part should've this been replaced with? BTW, what are those colorful...

I'm hoping that someone may have some advice for a couple of issues I am having with my Explorer. The major issue at hand, given that we are experiencing colder than normal temps, is that air is coming in from my glove compartment. The faster you go, the more air comes in. I am hoping this is an...