Superhero Wallet Superhero logo is formed by high-temperature hot pressing EFFECTIVELY BLOCKS RFID SIGNALS - Keeps your vital information in cards from being stolen. Does Block 13.56 MHz Frequency (Credit cards, debit cards, driver license and ID cards). Does NOT Block 125 KHz frequency(signal of some ID badge, access cards and hotel room card can't be blocked) The front and back sides are designed in different styles, and the front and back sides can be inserted with cards Made of 100% Italian leather, strong and durable Design comes from Superhero Genuine Leather Wallet for Men Women, made of Italian full grain cow leather, and the Superhero logo is formed by high-temperature hot pressing to provide you with three-dimensional concave convex touch and highlight your elegance EFFECTIVELY BLOCKS RFID SIGNALS - Keeps your vital information in cards from being stolen. Do not block 13.56 MHz credit card, debit card, driver's license and ID card, do not block 125 KHz frequency signal of some ID cards, access cards and hotel room cards, 5 card slots, 1 ID window, size: 4.5 x 3.2 x 0.1 inches, 30 grams, ultra-thin design allows you to easily slide into the front or back pocket