Muay Thai
Muay Thai has fixed its weight division as similar to boxing. According to World Muay Thai Council (WMC), its welter weight is from 140 pounds (63.5 kg) to 147 pounds (66.6 kg). And World Muay Thai Federation (WMF) which is the official amateur organization fixed from 63.5 to 67 kg for adult. The Junior category is the same as adult.
- International Kickboxing Federation (IKF) Muay Thai Welterweight (Pro & Amateur) 142.1 lbs. - 147 lbs.(64.59 kg - 66.8 kg).
Read more about this topic: Welterweight