What are those "grocery" bags called?

Originally Posted by Gravitar

You can buy a plastic water tank with steel sides for a little more. A lot of people cut the top off and you have yourself a reusable gaylord!

Hmm, never seen one of those before. An interesting idea, although I think I need something foldable on the outside since it's my driveway. Maybe I'll go ahead and spend $30 on a bagster. If it does not work, at least it won't take up half of my backyard.