Neck Health --- Ideal to assist relief from ailments including stiff neck, arthritis, headache, muscles spasms, sprains or strains and other neck injury pain. It also protects the neck and minimize the risk of injurySelf Heating --- It has three advanced ultra self-heating magnets with nano tourmaline which has three dimensional healing techniques with infrared heat that makes the healing process faster and simplerEffective and Comfortable --- With faster healing, it reduce swelling & stiffness with no side effects. Self-releasing far infrared heat provide warming and soothing sensations. No drug involvement, this neck brace works on improving blood circulation in and around the spasms or sore musclesPortable --- It is long lasting and durable. It can be easily carried with you where ever you go. Soft and unrestricted motion for all activities throughout the daySize --- One Size with easy Hook & Loop adjustments to fit all necks.Unisex for women and men