This pairing of a white crew-neck t-shirt and navy jeans will be a good manifestation of your prowess in menswear styling even on dress-down days. If you want to instantly elevate your look with one item, why not complement your ensemble with brown leather chelsea boots? This look isn't a hard one to score and it's summer-friendly, which is most important when it's super hot outside. As you can see, in your mid-20s your outfit options are looking great.