Last year or so, ON had rope wedges similar to this, where it goes up that way around the ankle. Maybe you could find them on eBay or something? That might be too much work....but it's the first thing I thought of when I saw these.
ETA: here's a blogger wearing them: http://workwithwhatyouvegot.blogspot.com/2009/04/to-mini-or-maxi-that-is-question.html
-- Edited by Kelly on Wednesday 9th of February 2011 08:37:42 AM
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