The CR80 30 mil cards by ID Zone provides high professional quality to your printing needs. All cards are shrink-wrapped in 100 bundles for convenience. These CR80 30 mil cards are perfect for any organization needs to provide high quality, double-sided printing of name tags or identification badges. These do not have a mag strip or prox technologies. These can be used in school, churches, businesses, and other organizations where visual badge inspection is used at security checkpoints.