500 X Authentic Memorabilia Security Labels With Unique Serial Numbers and Barcodes Protect against fraud or identification, authenticity issues. Each label is UNIQUELY barcoded/serial numbered [working UPC barcode]. Label can NOT be re-applied to any surface once removed; cannot be 'hair dryer' removed without evidence of removal. Cost-effective, simple and foolproof to deploy. Designed for sealing and identifying FINISHED PRODUCT and/or retail cases / packaging