As much as I love garlic, I hate the way my hands smell for days and days after cutting up a few cloves.
They sell the "Rub Away" Bar here:
But seriously? Who wants another thing sitting on their counter? A special "bar" just for cutting garlic?
Mom taught me, all you need to do is rub your fingers along any stainless steel object. There's some kind of chemical reaction that dissolves the garlic smell. Most of us have this laying around the kitchen in the form of a stainless steel knife:
You sooo don't need a special bar.