Such items as a navy long sleeve shirt and a white and navy horizontal striped crew-neck t-shirt are the ideal way to introduce some cool into your current off-duty wardrobe. For a more sophisticated take, introduce a pair of grey canvas oxford shoes to the equation.
If you're in search of an off-duty but also seriously stylish ensemble, dress in a navy long sleeve shirt and a white and navy horizontal striped crew-neck t-shirt. Tap into some Ryan Gosling dapperness and class up your look with dark brown suede desert boots.