Features： 1、Main Function: The neck brace can effectively improve blood circulation, promote metabolism, and dredge the meridians. 2、Scope of Application: Enhance immunity, suitable for symptoms such as bone hyperplasia, neck pain, arthralgia, etc. 3、 Modes: 3 levels of vibration massage and heat therapy are brought to maximize the relaxation of the neck. 4、Daily Backup: You can take a short break at home or office and travel for a long time to relieve fatigue, muscle stiffness and neck pain. 5、Ergonomics: The ergonomic shape is upgraded with U?shaped design contour, which ly fits the neck, allowing you to enjoy the full coverage of the neck hyperthermia. Specification： Item Type: Heated Massage Neckband Material: Carbon Fiber + Ok Cloth Temperature: Green Light: Lowest, Temperature Range is 45 Degreec to 50 Degreec Blue Light: Medium, Temperature Range is 50 Degreec to 55 Degreec Red Light: Maximum, Temperature Range is 55℃ to 60℃ Massage Mode: Strong Red Light, Moderate Blue Light, Soft Green Light Scope of Application: Suitable for Neck Pain, Sprains and Strains, Muscle Pain, Spinal Pain, Postoperative Rehabilitation and Injury Support Package List： 1 x Neck Protector