PHAS3 Martial Arts, located in Santa Rosa, California, has garnered a mix of feedback from its members. Many reviewers highlight the welcoming atmosphere, knowledgeable coaches, and supportive community, making it a great place for both beginners and experienced martial artists. However, some concerns have been raised regarding class sizes and pricing structures. Overall, it seems to be a well-regarded gym for those interested in Muay Thai and martial arts training. For more detailed information, it is recommended to contact the school directly.