Felting...what is it and how do you do it?

[dalisn28]

Hi everyone,

I'm very new to knitting (doing my first sweater). Reading this site I keep seeing talk about felting. What I can't figure out is what it actually is. Sounds like really fuzzy yarn/FO?

Thanks to all who can clue me in!

[KnittingNat]

Felting is a process that involves knitting an object (usually on larger needles than required for the particular yarn) from wool (because only natural wool or some wool blends will shrink), then washing it in washing m