This combo of a dark brown overcoat and a turtleneck is certainly jaw-dropping, but it's also super easy to pull together. If you want to effortlessly play down this ensemble with footwear, introduce a pair of grey plimsolls to the mix. As you can see here, it's very easy to look awesome and stay toasty come cooler days, thanks to this look. This ensemble is most probably exactly what you're looking for as a gent in his thirties.