Hologram stickers can not be copied by duplicating machines and all kinds of printing machines. So they are used on cigarette box, wine bottles, cosmetic packages, garment hangtags etc.
Hologram is made of many very thin interference fringes, which can only be obtained by using polarization holography. There are more than 1000 lines within 1 millimeter. So nobody can make the same hologram master in the world.
Silvery, golden, transparent, red, green, blue etc.
25 micron / 30 micron / 36 micron / 50 micron
Artwork files (made by CorelDraw or Illustrators ) or sample for reference are necessary.