PAPER AND PLASTIC LABEL PRINTER FOR PC AND MAC® Our most versatile label printer, the DYMO LabelWriter® 450 Duo prints LW labels for addresses, mailing, shipping, file folders, name badges and more; plastic D1 labels for filing and asset management; and durable indoor/outdoor vinyl, permanent polyester and flexible nylon D1 labels for heavy-duty applications. Tackle all your labeling needs – both on and off the job – and print labels easily and efficiently in a variety of widths, colors and materials.