| Label length | Minimum (Tear-Off) | 17.8 mm (0.7 in.) | 
| Minimum (Peel-Off) | 12.7 mm (0.5 in)  | |
| Minimum (Cutter) | 25.4 mm (1.0 in.) | |
| Maximum | 991 mm (39 in.) | |
| Label width | Minimum | 19 mm (0.75 in.) | 
| Maximum | 114 mm (4.5 in.) | |
| Total thickness (includes liner, if any) | Minimum | 0.076 mm (0.003 in.) | 
| Maximum | 0.25 mm (0.010 in.) | |
| Maximum roll outside diameter | 76 mm (3-in.) core | 203 mm (8 in.) | 
| 25 mm (1-in.) core | 152 mm (6 in.) | |
| Inter-label gap | Minimum | 2 mm (0.079 in.) | 
| Preferred | 3 mm (0.118 in.) | |
| Maximum | 4 mm (0.157 in.) | |
| Ticket/tag notch size (width x length) | 6 mm x 3 mm (0.25 in. x 0.12 in.) | |
| Hole diameter | 3.18 mm (0.125 in.) | |
| Notch or hole position (centered from inner media edge) | Minimum | 3.8 mm (0.15 in.) | 
| Maximum | 57 mm (2.25 in.) | |
| Density, in Optical Density Units (ODU) (black mark) | > 1.0 ODU | |
| Maximum media density | ≤ 0.5 ODU | |
| Transmissive media sensor (fixed position) | 11 mm (7/16 in.) from inside edge | |