This casual combo of a cable sweater and a white and black crew-neck t-shirt is a solid bet when you need to look stylish but have zero time to pick out an outfit. A pair of black leather casual boots effortlessly ups the wow factor of this outfit. As you can see here, it's extremely easy to look sharp and stay snug come fall, thanks to this ensemble. This combo is most probably exactly what you've been looking for as a teenager.