4x6 STRONG ADHESIVE LABELS - Premium quality thermal labels. 4x6 shipping labels for thermal printer, compatible with DYMO LabelWriter 4XL and Rollo. Our label printer paper produces crystal clear lines, is resistant to smudges and scratches, and sticks to everything. Replaces Dymo 1744907 Thermal Labels. WATER AND GREASE RESISTANT - Designed to withstand exposure to water and grease including harsh shipping conditions and weather. Essential for warehouses and logistics where organization & clarity are critical. RELIABLE JAM-FREE PRINTING - Engineered to the perfect level of thickness, our shipping label paper is easy to load and won't jam your printer or produce a bunch of blanks. Enjoy smooth, reliable printing without interruptions to maximize your efficiency. EASY SEPARATION PERFORATION- Compatible with most thermal printers including Dymo LabelWriter4xl,Rollo,Munbynand most thermal printers. Not compatible with Dymo 450 Dymo 5XL.