Bernie Sanders needs to vacuum the interior of his Subaru and swing by the co-op for a carton of milk later, OK?

The independent Vermont senator arrived at Joe Biden’s inauguration Wednesday sporting a simple winter coat and mammoth mittens while toting a Manila envelope.

The look was a practical one for the frigid January weather, but it also made the act of going to the historical event look like it was just another errand Sanders needed to tick off on his to-do list for the day.

For that reason, the senator’s ensemble became an instant hit on Twitter.

Bernie rolling up solo in his ONLY coat with a manila envelope under his arm and fair trade mittens all the way on is BIG GRASSROOTS ENERGY.

This man, a real one, clearly…