High-Quality Materials: The skipping rope for fitness is 5mm in diameter, Steel rope protected by PVC sheathing makes it a more durable. Durable and smooth PVC also maximizes its service life and avoids cracking or breaking. Smooth & Tangle Free: The Jump rope for fitness featuring ball bearing system avoids the twisting, winding or ending, ensuring a smooth and effortless spin, ideal for any calorie burning workout program. Comfortable: the kids skipping rope constructed with anti-slip light weight ergonomically shaped handles coated with soft skin-friendly memory foam grips which reduce hand strain and make jumping rope easy. Adjustable Length: the length of this speed jump ropes can be adjusted easily according to your height, therefore it is suitable for all ages, adults women men and children. You can fix the extra rope or cut the excessive length off. Great Fitness Equipment: The exercise skipping rope can shape your cardio endurance, stamina and speed, while improving the muscle tension of your whole body. Compact, lightweight makes it easy to achieve maximum fat burn, tone your muscles and reach peak fitness anywhere.