What is the SecondFi Card?

The SecondFi Card, issued by Wirex, is a self-custodial debit card that allows you to spend your crypto balance at any Visa merchant worldwide. You fund the card using stablecoins (USDC, USDT, or EURC) on the Base network, and transactions settle in fiat in real-time at the point of sale.

Updated on: 20/05/2026