Look Keo cleats - where's best to purchase?

My first set of cleats look like they'll need replacing soon. The cheapest I've seen them is £14.99 from CRC, however, are there even cheap places to get them from?
2011 Yeti ASR5 carbon: http://www.pinkbike.com/photo/5817307/
2012 Wilier Cento Uno:
http://www.pinkbike.com/photo/7134480/
Commute bike: http://www.pinkbike.com/photo/9065383/
2012 Wilier Cento Uno:
http://www.pinkbike.com/photo/7134480/
Commute bike: http://www.pinkbike.com/photo/9065383/
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http://www.ribblecycles.co.uk/sp/road-t ... Googlebase
Plus £2.95 postage if you don't spend over £35. So great price if you need other stuff, but still nearly fifteen quid if you only want the cleats.
Race - Fuji Norcom Straight
Sun - Cervelo R3
Winter / Commute - Dolan ADX
I bought the rubber ones on ebay for about £11 delivered, so far they look great and have already outlasted the non rubberised ones, but then I don't do a LOT of walking, but they do last longer.
10.90 euros + shipping..
http://www.rosebikes.co.uk/article/look-shoe-plates-keo-144800/aid:144802
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