Say goodbye to knee discomfort with our Fast-Acting Herbal Knee Relief Patch.This patch offers a natural safe and effective solution for managing knee discomfort.It begins working in just 30 minutes providing up to 8 hours of continuous relief.Crafted with a blend of natural herbs such as peppermint and mugwort our patches are non-toxic and gentle on your skin.Allowing you to go about your day without worrying about knee discomfort. Caution：Exercise is not recommended after applying knee patches.This can easily cause the knee patch to come off.Packing List:48 pcs* knee patches (not individually packaged)