Protect Your ID with Tyvek RFID-Shielding Envelopes

If you’d like to protect your cards with RFID chips – like drivers licenses in some states, credit cards, and passports – from being scanned without your knowledge, you have several wallets to choose from. �However, you can now protect individual cards without having to replace your wallet. �The practical_pats store at eBay offers Tyvek [...]

Source: http://the-gadgeteer.com/2010/12/22/protect-your-id-with-tyvek-rfid-shielding-envelopes/

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