Apple has advised customers of its recently launched Apple Card to keep the titanium card in a soft bag where it won't touch other credit cards, keys or loose change, and to gently clean it with a microfibre cloth.
Apple launched its credit card this week for customers in the US and issued a set of instructions for the card's care on its website.
"Place your card in a slot in your wallet or billfold without touching another credit card," the instructions state. "If two credit cards are placed in the same slot your card could become scratched."
"Don't place your titanium Apple Card in a pocket or bag that contains loose change, keys, or other potentially abrasive objects," it continued.
Leather wallets or the pockets of denim jeans may cause permanent discolouration of the card that will not wash off, the company said. Apple has released a set of instructions on how to maintain its credit card
Unlike most credit cards that are made from plastic, the Apple Card is made from a titanium base material, with a multi-layer, white coating.
The Apple Card has no card number, CVV security code, expiration date or signature strip. The stripped-back design simply features the Apple logo laser-etched in the top right corner, with the card-holder's name below.
Further instructions for how to "safely store and carry" the card note that it should only be stored in a wallet, pocket or bag that is "made from soft materials".

Should the card...