Pure Copper Material: Made of pure copper(C1100 grade). The electrical conductivity is higher than stainless steel. It's and sturdy. Whilst the cables are made of braided stainless steel with a PU coating. Grounding Rod Kit: 12 inch pure copper grounding rod with 40ft female grounding cord, and 15 foot male grounding wire to connect to a grounded electrical outlet or grounding rod. Easy to Install: Snap one end of a grounding cord to your grounding product.Push the ground rod as far down into the ground as you can under your window or next to your door. Widely Use: You can use the grounding rod kit to connect your grounding product,such as grounding mats, pads, blankets, sofas, carpets and so on.To improve ,Sleep Assist and Helps with Anxiety. It's simple and convenient to use,when you don't have grounded outlets available or when you're traveling. it's a really great gift for elderly or anyone who cares for health., Weight: 0.41116211863 pounds, Manufacturer: Taviko