Package: 8 pieces per bag Brief introduction of pain relieving patch: The pain relieving patch contains extracts of valued herbs. Using advanced extraction technology, this patch combines medication with physical therapy and provides a self-heating effect to help ease various types of pain. Features of pain relieving patch: 1. High active content, fast-acting, long-lasting effect 2. Good biocompatibility, non-allergenic and non-irritating to skin 3. Suitable adhesion, adheres securely to skin, does not stick to body hair 4. Good air and water permeability, helps reduce skin irritation during prolonged use Functions of pain relieving patch: Helps relieve discomfort associated with muscle strain, neck pain, rheumatic arthritis, knee joint pain, tenosynovitis, sprains, sciatica, and fibromyalgia. Suitable for office workers and commonly used in warm weather conditions. How to Use: - Clean and dry the affected area - Remove the plastic backing from one side of the patch - Apply that side onto the area needing relief - As you remove the remaining plastic backing, smooth the rest of the patch into place - Apply directly to clean, dry skin - Use for up to 8 hours per application, up to 5 times per week as needed