Adjustable neck training device: The neck training traps can be adjusted at the forehead, crown ( of the head), and under the chin to accommodate different neck sizes and angles, making it suitable for various neck exercises. Additional Drings: Drings are located on both sides near the ears and under the chin to support complex movements such as weighted horizontal neck extensions. Improve neck strength: Neck training is a key component for mixed martial artists, bodybuilders, weightlifters, boxers, kickboxers, and other athletes who want to strengthen the neck and upper back muscles, and it also serves as an important tool for neck injury recovery. Stable shoulder strap: The adjustable head harness includes chains to fix the weight and Drings to fix the weight in the middle, ensuring safety and stability and reducing the risk of injury during training. Use scenarios Scenario 1: Perform weighted horizontal neck extensions by attaching weights to the side Drings to target neck flexors and upper back muscles, supporting athletic conditioning for fighters and lifters. Scenario 2: Adjust the forehead, crown, or underchin positions to execute controlled neck flexion, extension, and lateral movements for comprehensive neck work. Scenario 3: Incorporate into a training routine for athletes focused on neck durability and injury prevention, including training sessions for MMA, boxing, kickboxing, weightlifting, and bodybuilding.