Features: 1. Made of stainless steel, high quality, durable, healthy and not easy to age. 2. Not easy to fold or bend, smooth and flat. 3. Convert plastic NFC card to metal material as decoration. Using laser engraving machines and marking machines, metal business cards can be personalized and engraved; 4. Reliability and long-lasting durability: After a specific anodizing process and electroplating coating treatment. Not easy to fold, bend or rust. Blank, rounded corners, no rough edges. 5. NFC evolved from the integration of contactless radio frequency identification (RFID) and interconnection technologies. It integrates functions such as proximity card reader, proximity card, and point-to-point communication on a single chip, and uses mobile terminals to realize applications such as mobile payment and electronic ticketing; 6. The chip has a security encryption function, which can effectively protect the internal data of the chip, and the chip also has a programmable memory area; 7. Multi-purpose and application: widely used in student cards, office access control cards, parking cards, fuel cards, public transportation cards, etc.; 8. Please note that we only offer metal blanks without engraving. Specifications: Product material: Stainless steel Card size: 86*54*0.8mm Notes: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow 1-3mm measuring deviation due to manual measurement. Thank you for your understanding! Packing list: Metal card*2