Zebra's Specialty RFID labels are designed to work with Zebra's RFID printers and readers. This item folds in the center and then on the interior perf creating a fin design which may be used to increase read range on challenging RFID materials like densely packed items, or items that have metals or liquid contents.Zebra's Specialty RFID labels are designed to work with Zebra's RFID printers and readers. This item folds in the center and then on the interior perf creating a fin design which may be used to increase read range on challenging RFID materials like densely packed items, or items that have metals or liquid contents.