ITEM NAME:12Pc Wormwood Shoulder Neck Pain Relief Patch Self-Heating Moxibustion PlastBSE Feature: 100% pure natural. How to use: Step: Clean and dry affected area. Remove the plastic backing from one side of the patch. Smooth that side over the area where you want pain relief. As you remove the other half of the plastic backing, smooth the remainder of the patch over the pain area. Remove from backing film and apply. 8 Hours for each time, 5 times per week for a process. Stop use and ask a doctor if:.Main Ingredientsï ¼Å¡Wormwood. Smooth that side over the area where you want pain relief. As you remove the other half of the plastic backing, smooth the remainder of the patch over the pain area. Remove the plastic backing from one side of the patch.