Treat Sore Muscles on your neck & Shoulder: The Acu Neck Pillow can be used to treat any sore muscle areas on the neck along the cervical region of the spine. How to use the Pillow: Lie on your back in bed or any flat with legs extended first. Place a cloth at the base of your neck if the needles are too intense. Place the Acu Neck Pillow underneath the base of your neck and rest your head as you would on a pillow. You will start to experience a deep tissue massage sensation-like feeling that will start to relieve tension, stiffness, and pain in the neck. Pain Relief Instantly: The Acu Neck Pillow can be used to treat any sore muscle areas on the neck along the cervical region of the spine. Use the pillow regularly to relieve Trigger point pain in the neck & shoulders. Good for Migraine & Headaches: The best Pillow to relieve pain from Migraine or other headaches. It helps remove stress and tension, making it the best massage therapy tool. High Quality & Durable: The pillow is high-quality and lasts longer than any other product on the market.