Metal NFC (Near Field Communication) cards, touted for their durability and sophistication, are making waves in the world of contactless technology. However, their environmental impact deserves scrutiny. Crafting metal NFC cards entails mining, energy-intensive extraction, and transportation of raw materials, leading to substantial carbon emissions. Moreover, the production process involves chemicals, posing pollution risks. The end-of-life phase poses challenges too, as metal cards are less recyclable than their plastic counterparts. To mitigate their environmental footprint, manufacturers must adopt sustainable mining practices, explore alternative materials, and establish efficient recycling systems. While metal NFC cards offer convenience, their true value lies in minimizing their ecological toll.