XIANQI A great way to burn calories, stronger bones and ankles, improve coordination and heart health 2.75m PVC Rope, foam padded comfortable handles, length is easily adjustable Ultra-smooth high performance rotation ensures smooth revolutions 5mm diameter very durable rope, most popular type for fitness buffs Q. What is the benefits of jumping rope? A. Jumping rope is one of the best cardiovascular exercises and has a high MET (Metabolic equivalent of task) or intensity level. Jumping rope for 15–20 minutes is enough to burn off the calories from a candy bar and is equivalent to 45–60 minutes of running, depending upon the intensity of jumps and leg swings. Therefore, it is more efficient than jogging when it comes to getting shape. It also can make your ankles stronger and be great for your coordination and heart health. Q. What materials is this jump rope made from? A. This jump rope is made from 5mm diameter very durable PVC rope. Foam padded handles make you easy to grip even after your hands start to sweat. And it is long enough to fit your entire hand without crowding your fingers Q. How to measure your ideal rope length that suits your height? A. Step one: hold the handles and step on the middle of the rope Step two: pull the handles straight up against your body so the rope is taut For beginner, the tops of the rope handles should touch your shoulders For experienced jumpers, the topes of the rope handles should be in your armpits Package include：1pcs* Jump Rope