Product 1. Built-in Wire Rope - The braided wire rope is covered with PVC, durable and smooth, ensuring maximum service life and preventing cracking or breaking.2. Smooth and Fast, No More Tangles! - Ball bearings ensure smooth and fast rotation, avoid twisting, tangling or bending like other fitness ropes, giving you the movement of the jump rope.3. Comfortable Handle - The ergonomic, breathable and comfortable handle makes the jump rope easy to hold and carry.4. Adjustable Length - Quickly and easily adjust to your desired length in minutes! Suitable for all ages (adults, men, women, children, boys and girls) and most experience levels.5. Good for - fitness workouts, jumping exercises, cross-fit, rope skipping, MMA, boxing, speed training, calf, thigh and forearm strengthening, leg training and endurance training.