RFID Blocking Leather Trifold Wallets for Men Classic trifold design for men. FUNCTIONAL and SLIM: Size : Size : 8.27"x 4.33"x 0.63",Has 6 credit card slots, one side pocket,Slim & Thin, Perfect Pocket wallet / Billfold to carry some money, ID and a few cards RFID BLOCKING: Our wallets have been tested for 13.56 MHz Frequency in which our credit cards, debit cards, driver license and ID cards operate. PLEASE BE NOTED THAT the signal of some ID badge, access cards and hotel room cards which operates in 125 KHz, can not be blocked by this wallet. COMFORTABLE - Feel secure knowing that wherever you are in the world, your personal information stay safe. It's a simple and effective way to protect yourself against the growing risk of identity theft