For a casual ensemble, pair a tan long sleeve shirt with khaki chinos — these items work nicely together. If you wish to easily play down your getup with shoes, introduce athletic shoes to the mix. Now that's how you keep it casual in the style department as a mature gent.
This laid-back combo of a tan long sleeve shirt and white shorts is extremely easy to pull together without a second thought, helping you look awesome and prepared for anything without spending too much time going through your closet. Athletic shoes will add a more relaxed feel to an otherwise all-too-safe look. Casual looks for stylish gents in their forties aren't actually that hard, as you see here.
Opt for a tan long sleeve shirt and beige shorts for a laid-back kind of class. You can get a little creative in the shoe department and tone down your look by finishing with athletic shoes. This getup is a huge inspiration to anyone who was hesitant about donning casual outfits as a gent in his 40s.