1. Digital counter shows: body weight, number of jumps, training time, calorie consumption. You can also use the timer to plan your training time. The counter serves as a perfect tool to train scientifically and keep motivation up.^ 2. Profile ball bearings and ergonomic handles: the high-quality built-in ball bearings ensure quick and stable rotation, perfect for double unders. Thanks to the ergonomically shaped and non-slip handles, a secure grip is guaranteed.^ 3.Adjustable and durable: easy to adjust to the required length, therefore suitable for any body size. If you are bothered by the protruding end while jumping, you can also simply cut it off or attach it with the supplied cable ties. The steel cable is protected by PVC coating and suitable for use outdoors on hard floors.^ 4. Advantage of skipping: Skipping rope is a very effective exercise to burn calories and increase endurance. 10 minutes of skipping burns about as many calories as 30 minutes of jogging. It also strengthens the lower muscle apparatus, arms, shoulders, back and stomach and helps increase height.