Fossil Men's RFID Blocking Rex Bifold Wallet 100% Polyester Imported Hand Wash Special lining to help protect the Radio Frequency Identification (RFID) chips in your credit and debit cards from unwarranted scanning Interior details: 8 credit card slots, 2 slip pockets, 1 bill compartment Measurements: 4.75 L x 0.75 w x 3.5 h Interior material: 100 percent polyester