Top Grain Genuine Leather, Carbon Fiber Design. This Travelambo wallets looks great, offers a slim, lightweight design and goes great with jeans or a suit. RFID Blocking Wallet tested for 13.56 MHz Frequency in which our credit cards, debit cards, driver license and ID cards operate. This keeps your vital information from being stolen. It features a quick access ID window, 7 card slots, and a long top slots for money, receipts, or tickets.. Beautiful, functional, reliable!