This is Hologram  Adhesive Anti-counterfeiting Sticker , the sticker with scratch area , and there is digital number under this scratch layer , can be made different QR CODE, BAR CODE, SERIAL NUMBER  on each sticker ,

Not only the sticker’s size ,color ,design is can be customized but also including the quality. The sticker is can be waterproof ,and easy  broken when remove the sticker from products ,our technical department can according your special quality requirement to adjust our production to Meet your quality requirement.