1) Multi-function card package, can be built-in credit cards, business cards, coins and coins and other uses
2) RFID prevents theft and protects the credit card magnetism.
3) Durable and intelligent
4) Simple, easy to use, and the content structure is close and fashionable.
5) Various colors, multiple designs for you to choose
Material: aluminum alloy + plastic + stainless steel
Internal structure of the packet: dark grid