Icon Compatible Dymo LW Shipping Labels are multi-purpose white labels, available in a range of larger sizes. Compatible with Dymo LabelWriter 300, 400 and 450 series label printers. Not compatible with Dymo LabelWriter 500 series label printers. Permanent adhesive backing. 89mm x 36mm labels. 2 rolls of 260 labels. Box contains 520 labels in total.