I also have one of these inside a huge Vera Bradley bag, but it's just too big & heavy for me! I only use it when we are traveling to add extra protection. But, when we get to our destination, I just put it in the sleeve in my pocketbook!
http://www.tiffen.com/displayproduct...temnum=720-230
Here are other sizes.
http://www.tiffen.com/results.html?s...ablename=domke