Front split flexibility is the area most people want to see improvement in primarily because it is used in almost all sports. A flexible hamstring is the direct result of the continuous use of this system. Martial arts, pole dance, pole fitness, soccer, football, volleyball - all require reasonably flexible hamstrings. Stiff hamstrings pull the hip; the angle of the hip changes and as a result the person experiences lower back pain. Indirectly the front split system eliminates back pain. The length of the Video is 56 min. Language English