Why not wear a white and navy long sleeve shirt and grey chinos? These pieces are super practical and will look awesome combined together. As for shoes, introduce boat shoes to your outfit. Off-duty looks for 30-something gents aren't actually that hard, as you see here.
White and Navy Long Sleeve Shirt with Boat Shoes Hot Weather Outfits In Their 30s
Putting together a white and navy long sleeve shirt with tan shorts is a great pick for a casual and cool getup. If in doubt as to what to wear in the shoe department, introduce boat shoes to the mix. Off-duty getups for men in their 30s aren't actually that hard, as you can see here.
Breathe new life into your daily off-duty routine with a white and navy long sleeve shirt and olive chinos. Complement your outfit with boat shoes and ta-da: the outfit is complete. A fail-safe option getup appropriate for over-30 men who prefer to dress casually.
If you're a fan of classic combos, then you'll appreciate this combination of a white and navy long sleeve shirt and white vertical striped shorts. A pair of boat shoes is the glue that brings your outfit together. Wondering how to perfect casual looks as you mature into your 30s? This pairing is the perfect answer.
For relaxed dressing with a fashionable spin, pair a white and navy long sleeve shirt with tan shorts. Boat shoes finish off this outfit quite well. And if we're talking casual fashion tips for 30-something Millennial men, this combination is ideal.