THE HAVE THIN, FLEXIBE SOLES
THERE ARE A NUMBER OF RUNNERS
THERE ARE EVENTS
THERE ARE COMPANIES
THIS WAS A RUNNER
THERE ARE PEOPLE
WHO SAY THAT SHOES GIVE YOU MORE SUPPERT
THAT MAKE A LOT OF MONEY FROM RUNNING PRODUCTS
WHO HAVE GOT RID OF THEIR SHOES
WHICH ARE REALLY COMFORTABLE
THAT HAD WON A 100-MILE RACE THROUGH THE MOUNTAINS WEARING ONLY A PAIR OF SANDALS
WHICH REQUIRE SPECIAL PREPARATION AND EQUIPMENT