This casual combo of a grey knit wool turtleneck and white jeans is very easy to pull together without a second thought, helping you look seriously stylish and prepared for anything without spending a ton of time searching through your wardrobe. Introduce brown leather work boots to your outfit to add a dose of stylish nonchalance to your outfit. You might think that just because winter is colder you have to sacrifice smart style, but that's just not true, and this look is hard proof.