1. Enhanced Resistance with Thickened Springs: Featuring thickened, weighted springs, this hand gripper offers robust resistance and is highly pressure-, maintaining shape under stress. Its design enhances strength training, providing an effective workout without the bulk of traditional ropes. 2. Ergonomic Non-Slip Handles: The strength training bar's handles feature a non-slip coating, ensuring a secure grip even during intense workouts. This allows for confident, slip-free use, enhancing your training efficiency and comfort. 3. Compact and Portable Design: This fitness grip bar mimics traditional rope workouts without the cumbersome size. It's easy to store and transport, making it perfect for on-the-go fitness enthusiasts who need a versatile workout tool. 4. Smooth Motion for Easy Use: Designed for smooth swinging, this biceps triceps strengthener allows beginners to quickly master their workout routine without hindrance. Its seamless motion ensures an enjoyable experience, encouraging consistent use and progress. 5. Dynamic Spring Resistance: Equipped with a spring-loaded mechanism, this spring arm strength expander provides strong rebound and inertia, delivering continuous high-frequency vibrations. This feature targets core muscle groups through sustained centrifugal contraction, offering an intense and effective training session. Specification: Type of sports: Strength Training Department Name: Unisex Training Site: Wrist,ARMS Size: 500.00mm/19.69inch Colour:black Material:Steel Iron Package Contents: 2 * Fitness Training Rope Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.