PacSafe RFID Credit Card Sleeve - RFIDsleeve25 Keep your credit and bank cards safe from potential identity thieves and slip your credit and bank cards into the lightweight credit card RFID blocking sleeve. It"s so slim and light, you can still keep your cards in your wallet! Additional features: RFID blocking material 2 x RFID blocking credit card sleeves included per pack Tear resistant Water resistant Material: RFID blocking alumina / poly /paper composition - conforms to EU, US (Prop 65) and International Standards Dimensions (W x H x D): 5.8 x 8.7 x 0.1 cm / 2.3 x 3.4 x 0.04 in Weight: 1 g / 0.05 oz