For an outfit that's very easy but can be manipulated in plenty of different ways, go for a white and navy crew-neck t-shirt and olive chinos. A trendy pair of flip flops is the most effective way to infuse a sense of stylish nonchalance into your outfit. Perfect if you're looking for some seriously inspiring Millennial casual style.
White and Navy Crew-neck T-shirt with Flip Flops Casual Outfits For Men In Their 30s
Combining a white and navy crew-neck t-shirt with white jeans is an on-point choice for a casual yet stylish outfit. Flip flops will add a more casual feel to an otherwise dressy ensemble. This combo should clear any doubts you had about dressing casually in your 30s.