Why not consider teaming a long sleeve shirt with khaki chinos? Both of these pieces are totally functional and will look amazing when married together. If you want to effortlessly kick up your outfit with one single item, why not complete this look with burgundy loafers? On not-so-chilly afternoons, you can wear a variation of this summer-to-fall outfit and look absolutely awesome. This ensemble shows that in your 30s you have a wide range of style options.