Benefit from different resistance curves in long and short ranges of motion. Durable comfortable elastic webbing with a unique soft end range for safer running drills, isometric and suspension applications. This package features the heavy resistance that maxes out at 80lbs in movement before hitting a soft end range. Recorded and live online education available for a variety of sports from a team of talented specialists. NOW including the Neuro Cross Training eBook, also available on the FITBANX app.