Pressing a small buton on the card lets you toggle through the different credit card accounts that you have uploaded to Coin. Currently, Coin only assimilates magnetic stripe cards and has no support for the up-and-coming EMV chip technology. Photo 5 of 5 in Slim Down Your Wallet with a Card That Does the Work of Eight Credit Cards by Dominik Sklarzyk

Slim Down Your Wallet with a Card That Does the Work of Eight Credit Cards

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Pressing a small buton on the card lets you toggle through the different credit card accounts that you have uploaded to Coin. Currently, Coin only assimilates magnetic stripe cards and has no support for the up-and-coming EMV chip technology.