Weighted exercise is essential to figure your fantastic body shape. This heavy jump rope upgrades your fitness effectively. jump rope can build much cardio endurance, develop core strength and agility then strength as the entire back, shoulder and forearms muscles engaged.^ Silicone handles enjoy comfortable touch feeling by skin-friendly silicone. Stylish textures for a nice grip and non-slip. The silicone handles with ergonomical and skin friendly design which is comfortable and non-slip. allowing your palm sweat to dry quickly. Handy and easy grip.^ Reinforced PVC rope- High quality PVC in 0.28in diameter, thicker and more durable, qualified for every day workouts, also for long term jumping and exercising. ensures the maximum service life and flexibility.^ Adjustable length- This workout rope is designed with 9 feet long of the rope, it can be adjusted quickly according to your height ensure super strength training.^ High-Level professionals exercisers, sports fanatics, fitness masters.