Kinizixu Universal Metal Ring Sticker for Mag safe Wireless Charging--Compatible with iphone 15/14/13/12 series, Samsung Galaxy S22/21 and more! NOTE: The mag safe magnet ring is not magnetic. Please peel off the protective film of the mag safe magnets surface before use. Product Specifications: Item:3M Adhesive Metal Ring Sticker for Mag safe Wireless Charging Thickness: 0.5MM Inner Diameter: 1.8" / 46mm Outer Diameter: 2.2" / 56mm Color: Silver Design for Mag safe Accessories This mag safe adhesive ring has a sticker, stick it to the back of the phone or phone case, this makes the phone magnetic, and takes full advantage of the magnetism from each mag safe accessory. Wide Compatibility: The magsafe sticker for iphone case compatible with mag-safe accessories, such as mag-safe charger, mag-safe magnetic wallet car holder, mag-safe battery pack, mag-safe power bank, magnetic phone grips, mag-safe phone holder car mount, iPhone 12 13 14 Mini Pro Max Series and more. Tips: 1>The mag safe metal ring is not magnetic and ultra thin, which did not affect your phone use and appearance. 2>After affixing the magnetic ring sticker, it might affect the user to use the wireless charger with metal detection. 3>Please tear off the protective film of the magnetic ring for phone surface before using. 4>Please place the mag-safe ring AA on the outside of the phone case, and ensure that the case is smooth and clean on the outside. 5>This mag safe stickers is perfect fit with the apple brand mag-safe charger. 6>Do not stick to silicone cases.Works best with a harder, plastic case.Stick this to the outside of phone case.