[cynwoody]

They’re the perfect size for cleaning out your butt crack.

What about corn cobs?

http://boards.straightdope.com/sdmb/archive/index.php/t-130601.html

[Gaffer]

Here’s one crucial - I said CRUCIAL! - tip.

You have to keep the cobs to be used in a bucket of water. You don’t even want to find out what happens with a dry one.

Be warned!

[cornfedcowboy]

What about corn cobs?

Two red cobs to do the job. One white cob to check.