Lewis N Clark Ballistic RFID Card Wallet, Black, One Size Nylon with lambskin leather trim SECURITY AGAINST MODERN THREATS - The Lewis N. Clark ballistic card wallet is made with RFID-blocking technology, protecting you against electronic pickpocketing and identity theft BUILT TO LAST - Constructed of ballistic nylon and leather, it makes for a lightweight yet secure solution GREAT FOR THE ESSENTIALS - Fits IDs, credit cards, currency, and other small necessities MEASUREMENTS - 4in x 3in