They look like a pair of rebel punks with their "S" chains, sleeveless shirts, and bandannas and whatnot.
That might be the point but all the evil organizations before had a more professional feel to them.
Whaddaya expect? The team was kinda formed in the boonies that is Alola Islands, so unlike other teams that has backing up from several corporations at least they're kinda limited to Alolan area to provide the funds/recruit peoples from.