[pinaceae]

it is absolutely practical.

these guys are supposed to be working outside, on top of roofs, etc.

the bellbottoms protect you from stuff falling into your boots. sawdust, nails, water, etc.

the hat protects you from sun, etc.

this uniform is meant as the only thing that you travel in. those guys walk and tramp across the country or even europe. their outfit is multifunctional and very, very old. it is meant to make you standout, it signals who you are and what you're doing.