• Self-locking System - Make the skipping rope be installed and adjusted easily and conveniently
• Spin Ball Bearing System - Help to avoid tangling, twisting, winding or bending so as to achieve high speed rotation
• Adjustable Length without Cutting - Make the jumping rope be suitable for kids, adults and all levels of experience
• Anti-slip and Comfortable Design - 8 slots design make the workout jump rope be anti-slip, comfortable and easy to hold and use
• Weighted Aluminium Alloy Handle - Make the jump rope perfect for fitness, losing weight, endurance workout, MMA, martial arts etc.