SECURE PRIVACYB PROTECTION: With advanced RFID blocking technology you won't have to worry about identity theft of your credit card any longer RELIABLE TECHNOLOGY - All 13.56 Mhz cards invisible to the nearby scanners, this RFID and NFC signal protection card will most certainly become your favorite accessory. PREMIUM MATERIAL: Made of resistant material which is durable, tearproof and water resistant COMPACT - Credit card protector fits snugly in your wallet or purse for ultimate space-saving. Size:3.5"(Length)x 2.4"(Width). Cards fit nicely in the sleeves and both fit in my wallet.