| http://www.w3.org/ns/prov#value | - Without any intent to limit the invention, but rather to more particularly describe what may be considered a preferred embodiment thereof, the shell may vary in thickness from a thickness of 2 mm???1 mm at rear or heel of the footwear, throughout both the top and bottom surfaces to a thickness of about 0.5 mm??? a tolerance factor at the forepart or ball of the footwear.
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