Regardless of the label, all modern socks are produced by the Polly Esther Company. At temperatures found in the average dryer, Polly Esther fabric sublimes from a solid to a gaseous state similar to the way that ice cubes “evaporate” in a frost-free freezer. The Polly Esther molecules dissociate and are vented outside where they eventually re-condense into spiderwebs.

Answer 2
The dryer Gnome steals them in order to make a long enough rope the to strangle his high school bully whos a Morbetly Obesse Giant