Labels are bright white for professional results, Labels are smudge-proof as well as water and oil resistant. 4" x 6" 2,000 labels per stack. Perforation between labels. All temperature permanent adhesive is excellent for cold temperature applications as well as general purpose labeling. Each roll is individually packed into a protective black polybag to protect it from dirt, sunlight and scuffing. BPA Free, For use with Zebra/Eltron™, Datamax™, Intermac™, SATO™ and Fargo™ Thermal Printers.