Wear a navy blazer with a white and black horizontal striped crew-neck t-shirt to assemble a casually elegant and put together outfit. Avoid looking too casual by finishing with brown leather loafers.
Navy Blazer with White and Black Horizontal Striped Crew-neck T-shirt Dressy Chill Weather Outfits For Men
This pairing of a navy blazer and a white and black horizontal striped crew-neck t-shirt is a tested option when you need to look casually smart in a flash. You could perhaps get a bit experimental on the shoe front and introduce brown leather loafers to the equation.