How do you think my father got 14 pairs into Russia in the mid 80s?
Right hand, left hand, right foot, left foot...
Famous story of a thief who stole tefillin and tried to sell them to a frum guy. Guy said he needs to try them on first. Put on left hand, head, then reached back into the bag. "Hey, it's missing the other hand. This is an incomplete set. The most I'll give you for this is $50."