Turk RFID L-Zip Bifold Brown. A back pocket basic for your cards and cash, our classic Turk flip ID bifold receives a seasonal update. Precisely crafted, the rustic-stitch detailing and smooth leather are utility made cool. We've designed this wallet with a special lining to protect the Radio Frequency Identification (RFID) chips in your credit and debit cards from any unwarranted scanning.