Consider wearing a white crew-neck t-shirt to get a contemporary and functional ensemble.
White and Red Crew-neck T-shirt with Low Top Sneakers Outfits For Men In Their Teens
Opt for a grey varsity jacket for a laid-back and cool and stylish outfit.
For a laid-back ensemble, marry a brown cardigan with blue jeans — these two items fit perfectly well together. You can get a bit experimental with footwear and dial down your outfit with a pair of beige canvas low top sneakers.
If you would like take your casual game to a new height, consider pairing a white crew-neck t-shirt with brown chinos. If you're wondering how to finish off, complement your getup with a pair of white canvas low top sneakers.
For a goofproof laid-back option, you can always rely on this combo of a white crew-neck t-shirt and white jeans.