To pull together a casual ensemble with a modern spin, dress in a pink blazer and a crew-neck t-shirt. If you're not sure how to round off, a pair of black leather casual boots is a smart option. Keep this combo in your front hall wardrobe when spring arrives, and we guarantee you'll save a lot of time racking your brain for what to wear on more than one occasion. Wondering how to dress in your 30s? This combination is a great example.