RFID blockers use special materials or technology to help shield your credit cards, passports, and IDs from unauthorized scanning. Most blockers create a barrier that disrupts radio waves used by RFID scanners, making it harder for someone to access your card information without your knowledge. Common options include:

• Wallets and sleeves lined with RFID-blocking fabric
• RFID blocking cards that sit in your wallet
• Passport holders with built-in protection

Most RFID scanners need to be within a few inches to a few feet of your wallet or cards to read the information. The exact distance depends on the strength of the scanner and the type of RFID chip. In public spaces, someone would typically need to be very close—like in a crowded bus or line—to attempt scanning. Using RFID blocking wallets, sleeves, or cards can help minimize the risk of unwanted scans, especially in busy areas.

RFID blocking continues to be relevant as contactless payment and identification technology becomes more common. While security standards are improving, some cards and passports still use RFID chips that could be vulnerable to unauthorized scans. Choosing RFID blocking products can add an extra layer of protection, especially when traveling or in crowded places. It's a simple way to help safeguard your personal information, even as technology evolves.

There are several types of RFID blockers designed to fit different needs and preferences.

• Wallets: Many wallets feature built-in RFID blocking layers.
• Card sleeves: Individual sleeves protect specific cards.
• Blocking cards: These cards sit among your other cards and shield the entire wallet.
• Passport holders: Designed for travel, they protect passports and documents.
• Money belts: Useful for travelers, these belts conceal and protect valuables.

To use RFID blocking sleeves, simply slide your credit card, debit card, or passport into the sleeve before placing it in your wallet or bag.

• Make sure the card fits snugly inside the sleeve.
• Keep the sleeve closed and avoid bending it.
• For added protection, use multiple sleeves for all cards with RFID chips.