A navy long sleeve shirt and skinny jeans will introduce serious style into your current casual wardrobe. Here's how to play it up: black leather chelsea boots. During the colder months, when functionality is top priority, it can be easy to settle for a less-than-stylish ensemble in the name of convenience. However, this ensemble is a vivid example that you totally can stay toasty and remain stylish during the colder months. All in all, a perfect demonstration of smart style for young gents.