Product Name: Aluminum Foil Passport Credit Card Protector RFID Blocking Card Sleeve Customized: Customized Wearing Way: Hanging Usage: Conference,Trade Show, Technics: Printed Type: Organization Badge Material: PP Cards Hold Qty: 1 Cards Color: Clear and Any Custom Color Samples Charge: Free MOQ: 2000 PCS Trademark: MEI SHUO Transport Package: 50 PCS Per Box, 1000 PCS Per Carton Specification: 54x86mm Origin: China HS Code: 4823909000 Product Description Aluminum foil passport credit card protector rfid blocking card sleeveFeatureRFID blocking card sleeves are made of aluminum foil material, backing can be art paper.Product implements a material technology which metal material blocks RFID signals.Card sleeves can protect your credit cards, bus ticket card, metro card and other cards with RFID technology,protecting the cards from stealing your privacy and money.