General Use Label w/ Perf Thermal Transfer Labels come 900 labels per roll and 4 rolls per carton for a total of 3600 labels per box. These thermal transfer label rolls have an 8" outer diameter and 3" core. Perforated thermal transfer labels have a horizontal perf every 6-5/8". General Use Label has Removable Adhesive. The minimum application temperature for this adhesive is 30degF and the recommended service temperature range is -65degF to 200degF (-54degC to 93degC). These labels use a 40# basis weight.