i75-Series ribbon with LabelSense™ Technology warns user if ribbon is incompatible with installed i75-Series label material. Automatically prints at pre-tested heat and speed, ensuring correct print quality on the first label with no setting adjustments or trial-and-error print testing. i75-series ribbon is self-centering with ink-side always correctly facing the label. One-color ribbon for printing a single color onto a label. R6600 Series Resin Formulation offers diesel resistance when printing on PermaSleeve® markers from Brady®. Recommended for printing on heat-shrinkable tubing materials from Brady®, including material numbers B-342, B-7641, B-7642, B-7646 and B-7647. Combine Brady label materials with their recommended ribbon series for superior legend performance.