Hign-concerned Chemical:NoneOrigin:Mainland ChinaFeature: Material: Acrylic Color:Silver, gold, black, blue, red How to use the sticker: Step 1:Make sure the surface you apply it to is clean. Step 2:Rub over the surface of the sticker. Step 3:Put sticker stick to wall sticker and place onto surface. Package Content: 1 Set Mirror Wall Sticker Reminder: 1.The 'Heart' sticker needs to be purchased separately, and the image matching is only for production reference. Thank you. 2.When you first receive it, there will be a protective film on the surface, which is hazy like a fog. After the protective film is removed, it will be a bright mirror. Please don't give us a bad evaluation because the protective film is not torn off. Thank you.