They're khaki (sorry, Jake from State Farm) carpenter's pants. And he has the tools of his trade stashed in the loops and pockets. An ice cream scoop at his hip, a container of animal shaped sprinkles at the other, but those he holds in reserve for his special customers.

(I shouldn't be doing this at work, they're going to demand a drug test if I don't stop laughing... out here... all by myself.)