This jump rope is more than child’s play; we consider it to be the ultimate fitness tool. You don’t have a lot of time in your day and simply doing a 10-minute cardio exercise with your new jump rope will burn lots calories, strengthen your core along with other key muscle groups. Using a jump rope is one of the most effective ways of exercise, both for serious athletes and regular work-out enthusiasts. There are Five Reasons Why this Is The Perfect Jump Rope Designed To Work For You: (1) Easy To Start Using & Quickly Master-This speed jump rope was engineered with the right cable, weight, handle and turning mechanism to quickly learn and master. (2) Fast & Easy Adjustment To Your Height-Using our “Quick-Lock Height Adjustment” you can adjust the 10 foot rope to your perfect height in seconds.