How To Make a Plastic Bag Keeper » Curbly | DIY Design Community (Found amongst another link of wonderful camping idea was this wonderful little idea, but it felt so useful that it needed it's own post imo.).
ok seriously should have already thought of this!!! Use empty Lysol wipes containers to keep plastic grocery bags! Keep in your car for wet swimsuits, dirty diapers, trash, etc. Totally portable, and she even shows you how to put the bags in so they pop out one after another!