Normally, metal wine bottle label is made of aluminum or zinc alloy, and thickness is around 0.3mm with embossing effect. Regular craft is printing and stamping(embossing). Any size and shape can be customized on request.
It is similar to metal perfume sticker over the production process. A curved shape is often required to meet bottle round surface.
Metal materials, undoubtedly, it is durable, waterproof and anti-corrosion, suitable for the high-end brand wine bottle labeling.