This morning was one of THOSE mornings. The bus going up the hill to work was overfull. So I had to disembark and walk up the hill. About a block from the hospital the strap broke on my messenger bag. So I need a new commuting bag.
What do you think of the blue and grey color version?

http://www.rei.com/product/797.....bag-medium

Or should I get the reflective version?

http://www.rei.com/product/811.....bag-medium