Description: Specifications: 5-, 7-, and 9-magnet models Product Features: 1. Utilizes self-heating magnet technology to continuously release heat and provide magnetic effects, effectively promoting blood circulation in the neck and relieving cervical fatigue and stiffness. 2. Built-in moxibustion therapy function simulates the warming effect of traditional moxibustion, deeply penetrating and warming the neck, improving cold and dampness. Suitable for all-day wear in autumn and winter. 3. Unique raised acupuncture point design precisely fits the curve of the neck, massaging key acupuncture points, relieving muscle tension, and enhancing comfort. 4. Self-heating magnets provide warmth, comfort, and stability, meeting user needs. 5. Lightweight and breathable material for comfortable, no-pressure wear. Combines heating and daily neck protection, making it suitable for home, work, and travel. Comments: 1. Manual measurement tolerance is 2-5g. Please forgive any substitutions. 2. Due to differences between monitors, images may not reflect the actual color of the item. Thank you very much! 3. SKU color refers to the color of the product packaging. Package Includes: 1 *Warming magnetic therapy self-heating neck guard