Fashionable and practical, this casual combination of a long sleeve t-shirt and chinos will provide you with endless styling opportunities. Tap into some Idris Elba dapperness and add black leather casual boots to the equation. In the colder months, when functionality is key, it can be easy to surrender to a less-than-stylish ensemble. However, this ensemble is a stark illustration that you totally can stay warm and remain equally stylish in the colder months. Wondering how to master casual outfits after 30? This combination is the perfect answer.