Just a little anal, I guess, but I use 2X6s and two pieces of 3/4 in plywood glued together.
A good idea is a coat of polyurethane (or formica) on the top, making it easy to wipe spills before they soak into the wood.
I didn't fight to defend your freedom so you could vote to take away mine.
"A man who has nothing for which he is willing to fight, nothing which is more important than his own personal safety, is a miserable creature and has no chance of being free unless made and kept so by the exertions of better men than himself.
John Stuart Mill."