Hidentity® Personal Protection products feature integrated Cryptalloy® materials which provide maximum protection against RFID identity and data theft at all frequencies. Each set contains one each: Passport+ Document Protector, Double Pocket Card Wallet, Duo 2-Card Sleeve Protector, Secure Admission Badge Holder. The RFID protection of Cryptalloy® exceeds the protection of other "so called" RFID protection materials which do not protect from theft at all frequencies and outperforms all other aluminum/copper protection materials. The sleeves also prevent scratching of your documents and the magnetic strips on your cards.