I use to have an MIT one that I assume came from the COOP, but no idea if they still have them. Edit: ooh, I just found a leather one on thinkgeek http://www.t

I use to have an MIT one that I assume came from the COOP, but no idea if they still have them. Edit: ooh, I just found a leather one on thinkgeek http://www.thinkgeek.com/product/f216/ http://www.thinkgeek.com/product/f216/