"Bright white, non-coated, medium sensitivity 3in wide receipt paper rolls designed for clear, crisp font, image, and barcode production. This material is ideal for point of sale and route delivery applications. Up to 7 years archive life. 2.6in outer diameter, 0.75in core, 50 rolls per case. For use with RuggedJet 3 and RuggedJet 4 Printer Series. Brother International Certified." · Label Supply