Exercise is essential to figure ur fantastic body shape. This glowing 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. Maximum Comfort: Silicone handles enjoy comfortable touch feeling by skin-friendly silicone. Stylish textures for nice grip and non-slip. The silicone handles with ergonomical and skin friendly design which is comfortable and non-slip.