Here are 6 exquisite credit card icons design for you guys.
If you are looking for credit card icons, you may like this freebie.
Card icons included: amex icon,mastercard icon,visa icon, Discover Card icon
Format: .sketch
Size: 238 bytes
According to its creator, you can: feel free to use however you please.
Author: Facundo Gonzalez
You can download it from thislink.