The Avery Zweckform roll labels are characterized by an above-average adhesive strength and high durability. The unique Ultragrip technology on the back of the sheet ensures precise printer feeding and jam-free printing. The white, permanently adhesive labels are also FSC® certified and free from Bisphenol A (BPA). Additionally, they are 100% compatible with the Dymo® LabelWriter™ models LW310, LW330T, LW400, and LW450, as well as the Seiko Smart Label Printer®. Easily and conveniently label these Avery roll labels, which are ideal for batch processing of label sheets, using your Dymo® and Seiko® software! You can also choose from various sizes and quantities. Additional details: above-average adhesive strength, highly durable, compatible with Dymo® LabelWriter™ LW310, LW330T, LW400, and LW450, compatible with Seiko Smart Label Printer®, FSC® certified, unique Ultragrip technology on the back of the sheet ensures precise printer feeding and jam-free printing, ideal for batch processing of label sheets, free from Bisphenol A (BPA), color: white, variants: 19 x 64 mm (with 450 pieces), 57 x 32 mm (with 400 pieces), 41 x 89 mm (with 200 pieces), 25 x 54 mm (with 160 pieces), 59 x 102 mm (with 50 pieces).