"Easy to adjust. Unlike other heavy duty jump ropes, the 8MM steel cable can be adjusted in length without cutting. Available in 4 sizes S/M/L/XL to fit the user's height, if you happen to be between two sizes, we recommend beginners to choose the longer jump rope.Lightweight and non-slip handle. The ergonomic rubber handle provides the best comfortable grip, preventing slipping due to sweat during long workouts.Weighted anti-tangle durable rope. The 8mm PVC coated steel cable allows for safe and durable jumping on any surface, and the anti-tangle design minimizes tripping. The 1/2 pound weight on the rope makes it easy for beginners to learn to jump, and provides a unique challenge for experienced fitness enthusiasts.Enhanced performance. Most heavy duty jump ropes are bulky and difficult to rotate, the built-in ball bearing system in the handle provides a smooth experience and allows beginners to easily form a rhythm."