3 hole in hard to walk in hard sole road racer shoes* are a pattern Look of France established..
the Recessed walkable, cleat down to the surface of the shoe ,are a Shimano established standard..
In both standards other companies make their products comply with those standards, to get a slice of the sales pie.
* you will see the 2 bolt pattern in the center of the 3 bolt hole set.. shimano offers the cleat + 2 'pontoons'..
(they also paid the patent licence fees to Look, so they could manufacture the same pedal type Look originated.)
...that are to support the sides of the pedal, in the same way the edges of the cleat pocket do,
in the walkabout rubber sole shoe..
Typically called A Mountain Bike shoe rather than a Trainer... you put your trainers on at the end of the race to
step up to the podium to receive your Prize..
