RFID BlockingMost of cards are using RFID technology(Radio Frequency Identification), from credit and debit cards through to work ID key cards; RFID tags are an inbuilt data transmission feature in many types of card. Thieves can scan your cards information by using a RFID reader secretly when you are in stores,airports, or crowded streets.However, BONSYL credit card holder provide a protective security barrier to stop the RFID chip signal from being picked up,keep your cards safe. Metal DesignMade of quality stainless steel materials from top manufacturer, the latch is constructed by strong metal that ensures your anti RFID Card Holder is always tightly shut.Provide all of your important cards the protection they need from the rougher environment. 6 Card SlotsThe metal card holder open up to reveal high quality PVC accordion design slots,featuring six individual slots for your cards.Provide best organization, easy for your cards in and out. Fits various types of cards: ID Card, Credit Card, Driver's Licenses, Medical Cards, etc. 6 Card SlotsThe metal card holder open up to reveal high quality PVC accordion design slots,featuring six individual slots for your cards.Provide best organization, easy for your cards in and out. Fits various types of cards: ID Card, Credit Card, Driver's Licenses, Medical Cards, etc. Perfect GiftThis slim credit card holder is small& tough. It only 2.8 oz weight,dimension 3.74 inch x 2.56 inch x 0.5 inch.Perfect for people who hates bulky traditional wallets and has limited pocket space.This credit card holder is a perfect gift choice and we offer a beautiful sturdy black gift box for you.