Copper is conductive, which is why some earthing footwear have copper dots or plates from the soles to allow you to hook up with the earth even though donning them. Grafren submitted a patent for this invention in 2020, that is now pending. This will be the business’s 2nd patent. https://conductiveclothingmateria48260.blogdomago.com/31982111/rumored-buzz-on-electrically-conductive-fabric