or if you want a cheaper work like boot then go for Oliver AT's or Bowens
i had the 200mm lace ups at the bottom! about $135 my last pair
http://www.oliver.com.au/asp/show_products.asp?CatId=2
i like the look of the Bowen's at the bottom of this page.....but i dont know the $$$$$
http://www.oliver.com.au/asp/show_products.asp