Marrying a white dress shirt and navy jeans is a surefire way to infuse elegance into your day-to-day routine. You can get a little creative in the shoe department and spruce up your outfit by finishing off with brown leather chelsea boots. In the colder months, when comfort is crucial, it can be easy to settle for a less-than-stylish look in the name of convenience. However, this look is a striking illustration that you can actually stay warm and remain stylish at the same time in the colder months. Surely a nice choice when it comes to fashion tips for 40-something gentlemen.