Here are some used ones

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&category=46102&item=2435724316

......and you can get a color matched vinyl dye from these folks,

http://www.worlduph.com/semdye.htm

I followed this approach for my 300D and they turned out great.

JCD

I tried doing this with some palomino dye I got from this company but the results were less than acceptable as the color was more of a tan and didn't have the orange tint seen in palomino. I bought another pair on Ebay that had a grainy texture that are also different from mine.