Mastercard's stablecoin cards allow users to spend stablecoins at over 150 million merchant locations worldwide. Here's how it works:

- Partnerships: Mastercard has partnered with companies like OKX, Nuvei, Circle, MetaMask, Kraken, and Binance to enable stablecoin transactions.

- Card Issuance: Users can get a Mastercard-branded card linked to their stablecoin balance, allowing them to spend stablecoins like cash.

- Instant Conversion: When a user makes a payment, the stablecoin amount is instantly converted into fiat currency.

- Merchant Settlement: Merchants can receive payments in stablecoins, such as USDC, regardless of the customer's original payment method.

- Global Reach: The stablecoin cards are available for use at millions of merchants worldwide, making it a convenient option for international transactions.

- Security: Mastercard's Crypto Credential system provides a verification layer, enabling users to send and receive digital assets using usernames instead of long wallet addresses.$USDC