Sakula Home Button Sticker Touch ID Button for iPhone 7 7 Plus 6S Plus 6S 6 Plus 6 5S SE iPad mini iPad Air Home Button Sticker for iPhone8 iPhone8 Plus iPhone7 iPhone7 Plus iPhone6s iPhone6s Plus iPhone5s iPad Air2 iPad mini4... Made from nanometer environmentally friendly materials with surface baking varnish disposal and thickness of only 0.4mm keeps the excellent feel. The metal ring is a significant component in the fingerprint indentification system that improves the correct rate of recognition. With 3M glue on the back, easy to use and the texture is in harmony with your Apple devices. Remove dirt and dust on object surface before apply sticker.