The aluminum Cardprotector protects cards against bending, breaking and unwanted RFID and NFC communication. Go minimal The most minimal wallet and the heart of all Secrid products. The patented mechanism allows you to slide out your cards with one simple motion, ready for immediate use. The aluminium casing protects from bending, breaking and unwanted wireless communication (RFID safe). Holds 4 embossed or 6 flat cards