Check the listing for details. 3Pcs Magnetic Sticker Ring, Magnetic Adapter Ring, Light Green. Condition: New. Listed at 10.81 USD. Description:Material - The ultra-thin universal metal ring sticker is made of metal and leather, which is stable and not easy to rust. It is light and will not increase the weight of the phone or interfere with the wireless charging functionFeature - The magnetic adapter ring can provide magnetic connection for the phone, ensuring that the phone is firmly fixed to the accessory while achieving quick and easy magnetic wireless charging. A protective adhesive on the back will make it more firmly attached, so there is no need to worry about the phone falling offEasy to Use - With an alignment locator, you can quickly lock it in place. Tear off the metal ring protective film stick it to the outside of the phone or phone case, and make sure the surface is smooth and flat for good magnetism and effect.