This probably is only very indirectly Rivendellish. I'm selling off several of my plastic jerseys that are too small for me. No wool, no seersucker.
One does feature some pretty retro cycling photos, which is very cool, but even that is racerish. Anyhow, have a look if you are into that kind of thing. I'm thinking a 5'9" 160 pounder would be delighted with any of these
Here's one:
http://www.ebay.com/itm/260936109558?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649