Durable steel construction with corrosion resistance - Ring components are made from high quality steel, offering rust resistance and high hardness. The materials are non-toxic and environmentally friendly, suitable for use in any setting. Essential workout accessories you can rely on - These small components are crucial to your training. Made from high quality materials for long-term use, they support consistent performance across workouts. Quick action for better training flow - A chain link swivel joint allows the bag to move freely in any direction. It delivers fast ball bearing action to elevate training and reduce delays during practice. Lightning speed for precise rebounds - The U-hook swivel ensures the bag functions optimally, providing lightning-fast and precise rebounds. This helps you maintain rhythm and hit with greater accuracy. Usage scenarios - Home gym boxing practice: attach to a punching bag to enable multi-direction movement and rapid rebounds, sharpening timing and coordination. - Daily-use training facility or gym: built for durability to withstand high-frequency drills and continuous sessions without degradation. - Coaching and technique sessions: use for rhythm, control, and precision drills, enabling consistent feedback and progress.