1. The belt length is 75 cm, the belt width is 5 cm, and the chain diameter is 0.5 cm2. Adopt soft cushion and adjustable strap design, can enhance the comfort of the head, forehead and chin3. Double buckle, heavy-duty steel chain and D-ring can reduce pressure and wear4. Boxers, Taekwondo athletes, football players and fighters use training straps to improve neck strength5. Can prevent injuries and reduce pain. Stretch and strengthen the muscles of the spine6. Neck training can easily correct the poor arrangement of the neck7. The stronger the neck, the faster the strength of the upper limbs increasesOur products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it