RFID Blocking Sleeve For Protecting Credit and Debit Cards That Use a RFID Chip These are REAL radio frequency blocking sleeves for RFID cards (BEWARE that there are lots of fake ones available on the internet that are nothing more than just cheap paper or plastic!). They have been sourced from a leading USA bank supplies distributor and have been tested. There are lots of cheaper sleeves available but as just stated these aren’t fake knock-offs with a pretty design on them, they are real and they will protect your cards. Quantity per package: (6) Security Sleeves per individual order Shipping: FREE Regular shipping to USA addresses, USPS First Class (tracking unavailable) Sleeve Material: Constructed of genuine Paper Tyger® / Guardian® (view pic above to see how it works)Thickness: 32# LaminatedLayers: (4) Paper, film, shielding layer, paper Approximate dimensions: 3.5″ high X 2.25″ wide (universal for all credit and debit cards in the USA)Features: Thumbcut for easy card access, Puncture and tear resistant RFID blocking security sleeves have been shown to provide a low-cost, effective deterrence to credit card and debit card theft. They work by providing a shielded barrier that impedes the communication potential between a scammers RFID reader and the RFID chip on your card. Be sure to check out our other listings! We have a huge variety of unique custom decals and other security related items. We are sellers located in Arizona, USA and ship same day or next business day at the latest. Most customers will receive their order within 4 days, USPS First Class regular mail. This is the most economical shipping method and allows us to offer free shipping on some items, however there is no tracking available using this shipping option. If you would prefer to have a tracking number please select the $3.75 standard shipping option (USPS First Class Package Service or equivalent service with tracking) during checkout (which is $3.75 for the first order and $1 for each additional). Using the free shipping option please do not message us to inquire about shipping updates or tracking info. Please allow 10 calendar days before contacting us if the shipment has not yet arrived. If the item is not received by then contact us and we will refund or reship a replacement. PLEASE DO NOT issue negative feedback / review, attempt to return or initiate a refund request without contacting us first and giving us a chance to make it right! Decal designs and imagery Copyright © 2022 SSP LLC and may not be copied, reproduced or used in any way without our express written consent.