Waterproof Durable, tear-resistant construction Made from RFID blocking material Metal shielding block RFIDm UHF 860~960MHz and HF 13.56MHz frequencies
Why can protect you credit cards ,nfc tag and smart cards?
Protect yourself from payment fraud and identity theft with the RFID Secure Sleeve Value pack from ID Stronghold! The pack contains 8 RFID blocking sleeves for credit cards and 2 RFID blocking sleeves for passports, all for one low price. The sleeves are made of a durable Tyvek exterior combined with a shielding material on the inside. Identity Stronghold is committed to helping you keep your identity safe. They have created a shielding technology that blocks radio waves and prevents scanners from reading the chip inside your cards and passport. That’s why it’s important to keep your cards and passport inside a shielded holder at all times, unless asked by the authority to remove it for inspection.