Magnetic Ring Metal Ring Sticker Black 2 pieces The back is a sticker, so it can be easily attached. If you stick it on a smartphone case, MagSafe compatible accessories and chargers will stick to it. Brand new, unused. Please understand that there may be minor scratches or stains due to the product being made overseas. Please refrain from purchasing if you are concerned about minor details or are very sensitive. I have other items for sale as well. #WataAccessories