I have a pair of Helly Hansen Bib Overalls, size medium. These have never been worn except to try them on. The color is dark olive. They look exactly almost exactly like these but may be slightly different since I bought them a few years back:

http://www.cabelas.com/cabelas/en/templates/links/link.jhtml?id=0005044920218a&type=product&cmCat=search&returnString=hasJS=true&_D%3AhasJS=+&QueryText=helly+hansen&_DARGS=%2Fcabelas%2Fen%2Fcommon%2Fsearch%2Fsearch-box.jhtml.22&Go.x=0&Go.y=0&N=4887&Ntk=Products&Ntx=mode+matchall&Nty=1&Ntt=helly+hansen&noImage=0&returnPage=search-results1.jhtml

Your's for $35 including shipping. If you'd like to pick them up in Fremont, CA, they're $30.

Private message, email swimbait@gmail.com or call 510-673-0176 if interested.