A. Sufficient: Light and thin, one can make their own business cards or have others make them. B. Durability: Aluminum business cards are made of aluminum alloy, being strong and not easily bent. They are suitable for engraving or customization, and one can print their logo or pattern on the cards. C. Applicable size: The size of the aluminum business card is 8.6 x 5.4 cm (length x width), which is a suitable size, easy to carry. The surface of the business card is smooth and shiny, with non - rough edges, looking high - class and generous. D. Wide range of uses: Aluminum business cards can be used as metal business VIP cards, gift cards, metal nameplates, desk cards, label cards, etc. The engraved logo can last for a long time and is durable. E. Exquisite gifts: Besides using them as business cards on certain occasions, one can also use a home machine to make their favorite business cards. During festivals, the engraved aluminum business cards can be given to those they want to present it to. F. Colour: black G. Material: Aluminum Alloy H. Size: 0.2mm Thickness I. Package Contents: 100 x Aluminum alloy card. Only the above package content is included, and other products are not. J. Note: Light and different displays may cause the color of the item to be a bit different from the real thing. The measurement error is allowed to be within +/- 1 - 3cm.