Hoi Jeon Moo Sool is a Korean traditional martial art. The name HOI JEON means (Revolving) and MOO SOOL (Martial Art). It's a defensive martial art which focuses on diverting the opponent's power against him by using turning techniques. Hoi Jeon Moo Sool is a gentle, almost effortless self-defense system where one uses the opponent's attack to defeat him. Sign your child up on a class by class, month or term basis.