A "Superman Boy's Short Set" typically refers to a set of children's clothing that features Superman-themed designs. This set usually includes a short-sleeve t-shirt or top and a pair of shorts. The t-shirt would be decorated with the Superman logo, the iconic "S" shield, or other related imagery from the Superman franchise. The shorts might be solid-colored or feature additional graphic elements from the Superman universe.
These sets are usually made from comfortable, breathable materials such as cotton and are often designed for casual wear or play. They are popular for young children who are fans of superheroes, especially Superman, and can be worn during warmer months or as part of a relaxed outfit.