If the setting permits a casual getup, consider pairing a field jacket with brown chinos. Take this getup a dressier path by wearing brown leather casual boots.
Brown Chinos with Field Jacket Smart Casual Warm Weather Outfits
This laid-back combination of a field jacket and brown chinos is a life saver when you need to look casual and cool but have no extra time. Give an elegant twist to this ensemble by finishing with burgundy leather derby shoes.