RFID-Blocking Hidden Travel Wallet for Cash, Passport, Credit Card, Phone & More RFID Blocking Technology: Thwarts even today's technologically savvy pickpockets by securing your valuables behind an RFID-blocking shield. 3-Pocket Organizer: Keep all your valuables neat and accessible while you're on the go. Easily retrieve your passport or cash without removing your belt. Thin and Unobtrusive: Designed to wear under your clothing for added protection. Thieves can't steal what they can't see, and the slim belt is easily hidden under any shirt. One Size Fits Most: Comfortable elastic expands to fit waists up to 56" so it's a perfect fit for him or her. The breathable mesh back means it won't cause excessive sweating even with all-day wear. Roomy Pockets: No need to travel light with this belt in your wardrobe. Its extra-large pockets comfortably hold today's larger cell phones along with all your other valuables.