Amazon.com : 18 RFID Blocking Sleeves (14 Credit Card Holders & 4 Passport Protectors) Ultimate Premium Identity Theft Protection Sleeve Set for Men & Women. Smart Slim Design perfectly fits Wallet / Purse : Office Products
Metal Credit Card Holder - Thin RFID Blocking Sleeve
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Amazon.com : valonic Set of 6 RFID Blocking Sleeves - Transparent Front, Credit Card Protector Sleeve for Wallet - Protection Block for Debit Card, Passport and Metro Card : Office Products