PROTECT YOUR PRIVACY: The metal credit card holder features RFID blocking design, effectively preventing unwanted RFID readers from accessing sensitive private information. LIGHTWEIGHT AND PRACTICAL: This card wallet boasts a slim shape suitable for both men and women. It's highly convenient to carry in a pocket or bag compared to a traditional purse. ANTI-RUST MATERIAL: Constructed from high-quality stainless steel, this RFID credit card case offers superior strength and durability compared to plastic or aluminum alternatives. MULTIPLE SLOT DESIGN: With the capacity to hold up to 6 cards, this card holder accommodates various card types including credit cards, ID cards, and metro cards. The gift box packaging makes it a suitable present for your family or friends.