Definition: Welterweights, also known as light heavyweight or light middleweight, are the highest weight class in boxing. They consist of fighters who weigh between 160-205 pounds (78-94 kg). The fighters must be over 18 years old to compete at this level. In addition to being the highest weight division in boxing, welterweights also have a high level of competition and can face opponents from all over the world. They are often referred to as