In the world of paper shredders, there are those who really need one and those who only have a few light documents to dispose of. If you're in the latter category, then this hand-powered unit might be just what you're looking for.
To make the unit work, the ends are simply twisted back and forth and the paper is pulled through and shredded along the way. There are no batteries, cords or buttons to hassle with; just twist and go and you're all set. It's perfect if you only have an occasional bill to shred.
(Image: Uncommon Goods)