The Zebra 5100 Premium Resin Ribbon is a high-quality thermal print ribbon designed for professional use with Zebra printers. With a black color and a length of 83mm x 450m per ribbon, this product offers reliable and consistent printing results. This ribbon comes in a convenient case of 4 boxes with 6 units each, (24 total units) ensuring you have a steady supply for your printing needs. The premium quality of Zebra products guarantees excellent performance and longevity for your thermal printing tasks.