Strong Adhesive Metal Patches: Each metal plate features strong adhesive tape, iron magnet phone stickers for car mount have strong adhesive. Phone magnetic mount metal plates stick on your phone case back firmly and securely. adding bulk. The surface of the cute round metal plate for magnetic phone holder with no sharp edges would not damage your fingers and mobile phoneUniversal Magnetic Bracket Metal Plate: The package contains 8 round plates in 8 colors that match all smartphones and tablets, the perfect replacement for magnet plates, and works with a universal magnetic smartphone holder, magnetic air vent mount, and dashboard magnet car mount. Self-adhesive metal discs for phone-back will become an additional accessory for your gadget.Easy Use Phone Metal Discs for Case: Stick metal phone magnet sticker for car mount to phone case, battery cover or directly to your device. Then mobile device with steel magnetic plates for phone case will automatically suck to the car mountReplacement Metal Plates 8 Pack Set: Phone metal plate is perfectly matched with phone back case. Circular metal plates are not magnets, just metal plates, all of the metal plates are not magnetic on their own, compatible with all magnetic car mount holders as a non-magnetic accessory, suitable for magnetic car mounts, air vent phone holder, and houshold magnets for crafts