Knock Knock Very Important Pen, Get Crap Done Knock Knock's Very Important Pens are handsome, high-quality communication tools Makes other pens look like real slackers Helps you achieve your goal - whether it's getting things done or avoiding work at any cost Mightier than the chaos, the Get Crap Done Pen shows the world who's boss Green pen is 5.25-inch long, refillable black gel ink, witty green packaging