Find boys undershirts from Gap in an array of colors to select from. They are great to pair with jeans, wear underneath a blazer, or combine with a cool leather jacket. The boys undershirt in white is a classic comfortable shirt that is great to add an extra layer of warmth under button-ups or layer with another t-shirt. Our grey boy undershirt is also a nice treat. They couple perfectly with all bottoms and they are a relaxed fit. Moms also love boys undershirts because they wash like a dream. Shirts are easy to maintain and designed to fit without shrinking. Find our undershirts in singles or buy them in multi packs; they are the perfect item to wear throughout the week. Undershirts for boys are designed for fit and wearability. Try on one today!