4 x 2" Direct Thermal Labels 4/CasePrinthead Saver and anti static back coating designed to extend the life of thermal printheads. Ribbon performance characteristics allow printing at lower temperatures and faster speeds resulting in reduced printhead costs and lower overall energy usage. Versatile resin designed to print on a wide variety of labels from mid range synthetics to high end films. Prints sharp dark images at moderate print temperatures. Scratch, abrasion, chemical and heat