What decoration can be applied on perfume bottles?

Printing: Silk screen printing (durable logos), pad printing (irregular surfaces), UV printing (vibrant colors), hot stamping (metallic foils).
Surface finishes: Frosting (acid etching/sandblasting), gradient spraying, matte coating, flocking (velvet texture).
Metallization: Vacuum coating (mirror-like finish), electroplating (colorful metallic layers).
Engraving/embossing: Laser engraving (precision), mechanical etching,embossed/debossed patterns (molded-in).
Special effects: Water transfer printing (intricate patterns), 3D texture, internal coating.