(which targets the core muscles) and lateral
movement training (which targets core stability), to reverse walking
(for lower-body strength) and building cardiovascular endurance. Because
of its large circumference, a fighter's grip strength is increased
every time he trains with the Beast. Weighing up to 15 pounds and
providing a full 150 pounds of resistance with each rope, the Beast is
encased in a protective nylon sheath, giving athletes of any fitness
level a physically taxing and safe workout.