Check the listing for details. RFID Leather Checkbook Cover With Credit Card Slots and Pen Holder. Condition: New without tags. Listed at 18.99 USD. RFID Leather Checkbook Cover With Credit Card Slots and Pen Holder Main product features: 100% genuine leatherFour credit card slots, window slot and pen holderFor top tear or side tear checksWriting shield for duplicate checksContains advanced RFB (Radio Frequency Blocking) technologyProtect your personal checks with this soft yet durable leather checkbook cover. The cover has an inbuilt writing shield for writing duplicate checks. It also includes 4 credit card slots, a clear window slot for ID, and a pen holder. The cover contains advanced RFB (Radio Frequency Blocking) technology to provide you with an extra level of protection from identity theft. Made from real leather, this cover is sure to last and last. This checkbook cover is designed for traditional top tear checks as well as side tear checks. (Will not work for top stub checks.) Outside slip pocket. Inside slip pocket to fit your checkbook register. Choose from the following colors: BlackChambrayCobalt BlueEmerald Green Dark PurpleGreyHot PinkNavy Red Teal TurquoiseWalnut