This is the one I use on my Kobo Touch. It is titled for Kindle 2, but the size is the same and fits KT perfectly.
http://cgi.ebay.ca/ws/eBayISAPI.dll?...E:L:OC:CA:1123
This one is anti-glare and I am quite happy with it.
For devices with LCD screens I use clear ones from the same seller.
I hope this helps.