Xiaomi YUNMAI Skipping Jump Rope Heavy Edition is a lightweight rope and easy to learn. It is free from time & place constriction. It has built-in bearing which rotates smoothly without roping. The built-in bearing add weights to the handle to increase strength and challenge speed and endurance. It has anti-skid handle with one-piece bearing for safe use. It has double wire ropes with the heavy metal block for durable use. The ergonomic handle design comes with absorbent handle gel. The 3m length rope is for different people use.