Monkey Boots - Black Ops Shinki Shell CordovanShell cordovan leather is a very stiff and fairly inflexible leather known for developing handsome rolls instead of the usual creases that wear into other leathers. The break in period for shell cordovan footwear can be much more severe than with other boots or shoes in certain cases, and may take a considerable amount of time or wear. Caveat emptor. These are John Lofgren's take on the Eastern European (primarily Czech) surplus boots that saw