There are some nice pics of a black rivet bag on ebay for those (like me) whose stores have or may never get them in.
http://cgi.ebay.com/LOUIS-VUITTON-R...ryZ63852QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
http://cgi.ebay.com/LOUIS-VUITTON-R...ryZ63852QQssPageNameZWDVWQQrdZ1QQcmdZViewItem