This classic and casual combination of a grey polo neck sweater and black check chinos is very easy to pull together without a second thought, helping you look seriously stylish and ready for anything without spending a ton of time going through your closet. Want to play it up on the shoe front? Introduce a pair of beige suede loafers to the mix. As a gent in his thirties, you want to start dressing like an adult man. In this case, outfits like this are a fail-safe option.