Thermal paper is a special fine paper that is infused with heat-sensitive chemicals. Added along with these chemicals is a special dye. When thermal paper is exposed to heat, for example in a thermal printer, there is a change in color of the paper because of the heat.
Heavier Weight 21# High Sensitivity Thermal Paper
Bright White Smooth Surface
Archive 10 to 15 years
8-1/2″ x 100′ rolls (100 sheets)
Each roll individually bagged
6 Rolls Per Pack (100 pages per roll)