A raincoat and a white and navy crew-neck t-shirt are among the crucial elements in any modern gent's versatile casual wardrobe. Consider brown canvas low top sneakers as the glue that will tie your outfit together. As you can see here, it's very easy to look stylish and stay snug when chillier weather arrives, thanks to this look. Wearing this, any 40-something gentleman will put most 20-somethings to shame.