The Sea To Summit TravellingLight Neck Wallet is a great choice for under the shirt security. Constructed from Ultra Sil fabric for lightweight durability and lined with RFID proof fabric , it protects from the dangers of digital theft. It includes 3 regular pockets and two zippered pockets perfect for passports, credit cards and spare coins. 3D air mesh on the back keeps the product comfortable against your skin. Keeps money, passport, and tickets safe and accessible Lined with RFID proof fabric to protect against digital theft Soft 3D mesh adds comfort against your skin Low profile design conceals your travel valuables Soft comfortable, webbing neck strap Size: 5.5 x 8 Weight: 1.5 oz.