Z Tag for Sheep is the ideal one piece tag for identifying lambs and ewes where manual or single application is preferred. The EID tag houses an FDX-B transponder within a unique tray and flexible potting material ensuring security and readability throughout the tags life. Z Tag Sheep EID Replica is the choice where you want to replace a specific identification number/tag lost. Presentation: Supplied individually or in racks of 10. Size and Weight: 82mm x 9mm, 3.2g