This set of 12 non-woven fabric patches are infused with natural materials such as mugwort leaves, ginger, and thorn grass to provide efficient pain relief and promote blood circulation. The patches come in various sizes for targeted application on knee, cervical, lumbar, and shoulder areas. Safe, easy to use, and effective for office workers with stiff shoulders who need pain relief and improved circulation. Simply clean and dry the affected area, apply the patch, and replace every 8-12 hours. Say goodbye to discomfort with these wormwood patches! Features: 1. Wormwood Patch: There are the knee patch, cervical vertebra patch, lumbar patch, and shoulder patch optional, to meet your different needs. 2. Natural Material: Use mugwort leaves, dried ginger, and thorn grass, etc. as material, heating at a constant temperature to relieve discomfort. 3. Product Efficacy: Warm the meridian to dispel cold, disperse cold and remove dampness, activate blood and remove blood stasis, warm the meridian and relieve pain, and reconcile qi and blood. 4. Suitable for office workers with stiff shoulders. Promote blood circulation. You can cut the patch to any size you want to fit the site of your pain. 5. Usage: 1. For external use only. 2. Clean and dry the affected area. 3. Peel off the anti-sticking layer and apply the plaster to the affected area. 4. Remove it every 8-12 hours for a replacement. Specification: Material: Non-woven Fabric Color: Green Product Size: 12 x 10cm Product Weight: 30g Package Included: 12 x Wormwood Patch