Credit Card Protector by Identity Shields - RFID Blocking Sleeve - 6 RFID sleeves for Credit Card - RFID Sleeve - Secure protection from ID theft & Credit Card fraud - 100% Lifetime Guarantee VERY SECURE - Credit card protector sleeves for blocking are lined with a powerful electromagnetically opaque shield, approved by the US Govt, which blocks signals from unauthorized scanning devices and electronic pickpocketers. BUILT TOUGH FOR DAILY USE - Made from durable materials that won't wear out from daily carrying. Slip your card into the sleeve hundreds of times! An RFID sleeve protector can withstand the use without breaking/tearing. SHIELD YOUR INFORMATION - Your RFID Blocking sleeve protects credit cards, debit cards, ATM cards, and other RFID-enabled ISO / EPC contactless Smart Cards and RFID Tags. EASY TO TEST - To check that your RFID credit card protector is working, simply drop by a Walmart, Mcdonalds, CVS or other large retailers and try them out on the checkout scanner, by placing your card in the sleeve and scanning. MONEY BACK GUARANTEE - We trust our RFID sleeves for blocking completely. If you are not 100% satisfied with our sleeves for any reason just ask and we will provide you with a refund or free replacement ASAP - whichever you prefer.