ID Blocker Credit Card & Passport Holders Case Set w/ Anti-theft Rfid Blocking for Security WHAT YOU GET: A set of METAL WRAPPED (NOT TYVEK) 10 sleeves for credit cards, debit cards, drivers license, etc., plus a set of 2 sleeves for passports. The sleeves are slim and and lightweight and easily fit in to your wallet or purse. FEEL SAFE: Many credit cards, drivers licenses, passports and more contain RFID (Radio Frequency Identification) chips. Although this increases ease of use, they increase the risk of identity theft. These chips contain personal information and can be read by RFID scanners even if your card is inside your wallet or purse. ID Blocker sleeves block all RFID scanners and readers so you can feel safe knowing your identity and personal information is protected. FIPS 201 Approved by the US Government as Electromagnetically Opaque Shield SHIELDS THE FOLLOWING TYPES OF CARDS: All new contactless credit cards, US Passport Cards, all MIFARE and DESFire compatible cards, sQuid cards used in Europe, Military CAC, and more. Shields ISO 14443/15693 and EPC Gen 1/Gen 2 contactless smart cards and RFID tags