In Japan, workers called TOBI, whom work at heights in construction site. And their pants called Tobi pants.
One of the roots of this pants is Knickerbockers was used in horse riding, mountain climbing, and golf in western countries.
The the other roots is Japanese longjohns which used in carpentry from the Edo period in japan. Knickerbockers and longjohns are mixed and improved and led to the current shape.
Tobi pants recently, is wearing as a fashionable clothes of young Japanese women, also. Has been wearing in overseas.
90 seconds with Music Japanese construction site and cool workers