Use the PurAthletics Speed Rope just 5-10 minutes a day. Improve weight loss, cardio vascular, coordination, and muscle endurance. The power cable of your workout jump rope amps up the intensity of your exercise without slowing you down. Whether at home or in the gym, slice through the air with max speed. Designed with serious athletes in mind, the jump rope provides lasting durability. Its flexible speed and power cables won’t kink, splinter, or snap, and full stainless steel handles never tap out.