For an ensemble that's very easy but can be worn in plenty of different ways, consider pairing a camel overcoat with a hoodie. Unimpressed with this ensemble? Invite a pair of white and black athletic shoes to jazz things up. Overall, a good demonstration of laid-back fashion for 30-year-olds.
A camel overcoat and a hoodie are the kind of effortlessly sleek items that you can wear for years to come. Complement this ensemble with white and blue athletic shoes to easily turn up the fashion factor of your ensemble. This combo should clear any doubts you had about dressing casually in your thirties.