Fetterman, who is known for his laid back style and casual demeanor, braved the D.C. cold with gray basketball shorts, but seemed comfortable with this his hands in his black Carhartt hoodie.

John Fetterman (D-Pa.) is used to turning heads when he walks into a room. The same held true Monday when he attended Trump’s inauguration wearing his signature hoodie and shorts, while many other men in attendance donned the usual suit and tie,

Senator John Fetterman made a notable appearance at President-elect Donald Trump's inauguration by wearing a black hoodie, gray gym shorts, and sneakers despite the freezing temperatures and traditional dress codes.