Increase cardio fitness, coordination and agility with the Pure2Improve Weighted Jump Rope with 3 adjustable ropes.These jump ropes are more than just a speed rope. It uses weightes to help you become more efficient and accomplish your fitness and jump rope goals more quickly. Three powerful training jump ropes in one set! Training with progressively heavier ropes is a highly effective way to improve your ability. Quick handles have stainless steel ball bearings from smooth rotational action.