Try pairing a brown quilted gilet with white jeans to achieve an interesting and modern-looking laid-back outfit. Finishing with a pair of brown leather casual boots is a surefire way to bring an extra touch of style to this ensemble. This ensemble is an appealing choice when it comes to an amazing transition ensemble. Guys who wonder how to sport cool off-duty dressing as you step into your 30s, this getup should answer your question.