Harbinger HumanX Jump and Stretch Rope | Color GreenDeveloped as a dual purpose training tool for athletes, HumanX by Harbinger new Jump & Stretch Rope is 10 feet of heavy duty, abrasion resistant woven rope that maintains its shape through every day jumping and stretching. The Jump & Stretch Rope is far more dense than the average jump rope, making it easier to manage while jumping. You control the swing speed while you learn to jump or master double under, making the Jump & Stretch Rope a perfect