Teaming a blue denim shearling jacket with chinos is a nice idea for a casual yet dapper outfit. You can get a bit experimental on the shoe front and dress down this getup by finishing off with dark green low top sneakers. A great, less conservative pairing for gents in their 40s.
Consider pairing a navy wool field jacket with chinos for a dapper, laid-back look. Finishing with a pair of dark green low top sneakers is a surefire way to infuse a more relaxed feel into this ensemble. If you're not sure how to dress your age without giving up on style, this ensemble is a great illustration.