ECYC&reg; Aluminum Metal Shiny Side Anti RFID scan Cover Waterproof ID Credit Card Holder High quality and good workmanship ensure a long durable life time Aluminum metal prevents hacking or accidental reading of your contactless payment cards and protects cards from demagnetization damages Block RFID scanning of your credit cards by thieves Great color selection according to different taste . No matter you are an elegant lady or a gentleman, you will find the right color to fit your style. Whether you wear jeans, shorts, or slacks, it fits perfectly in your front or back pocket without being noticed. Package Included: 1 X Card Case