as i was searching the forums, i came across this link to an ancient ebay listing for a men's messenger, complete with photo of the bag on a mannequin. i wonder if the besace has the same dimensions as the messenger?
eBay: Gorgeous Authentic Balenciaga '05 Dolma Messenger (item 320030282825 end time Sep-24-06 21:10:38 PDT)
What does this fit?