Go to WalMart, buy Brahma ankle boots. They even have goring (elasic, U-shaped detail on the sides)$29.00 and the general shape and height is correct. The toe is too round, but the aluminum strip with sharpened dowels helps. Do TK-409s tutorial mentioned above and paint with Latex paint and weather the crap out of them. Unless you are 5'10", 155 lbs., have $1,500.00, you name is either Chris Something-or-Another or Steve-the-guy-from-Scandinavia...you are not going to be screen accurate over 95%. But it is good to try.
I am way off with my suit...it is all white!
http://www.whitecommando.com/main.htm