You'll be amazed at how very easy it is for any gent to pull together this casual look. Just a black crew-neck t-shirt combined with olive chinos. To give your overall look a more casual twist, introduce dark brown leather sandals to your outfit. This combo proves that hitting 30 is no reason to avoid casual ensembles.
For an off-duty outfit, team a black crew-neck t-shirt with brown chinos — these items go really nice together. Complement your outfit with a pair of dark brown leather sandals to infuse a touch of stylish effortlessness into your look. And if we're talking casual style for 30-something Millennial men, this outfit is ideal.