One-Step One Day Thermal Printable Self-Expiring Visitor Badges, Box of 500 (T2011)One Step One Day Thermal Printable Self Expiring Visitor Badges (T2011) One step one day thermal printable self expiring visitor badges, part number T2011, have a one day expiration process that activates in one easy step. These thermal printable visitor badges come pre packaged with 500 expiring fan folded ID badges. They can also be written on by hand. Feel free to customize these with your organization's logo or colors to make them yours. Each ID