|Volume 4 features the most complete guide to sensitivity training ever filmed! Features combat Dan Chi (single sticky hands), Hubud, Lop Sao cycle, Siko Siko elbow drill, Kali lock flow drill with counters and much more!. A must have DVD for anyone who is serious about mastering close combat fighting! Barry Cuda has over 30 years of martial arts experience. He created the Combat Arts USA Filipino Kali Mixed Martial Arts System in 2005 to teach his own combination of JKD, Filipino Martial Arts, Jiu Jitsu, Wing Chun, SIlat and Western Boxing to martial artists and law enforcement personnel around the world. Approx. 60 min.