Avery TrueBlock Permanent Inkjet Shipping Labels, 3-1/3" x 4", 150 Labels per Box, Sure Feed Technology, FSC Certified

Avery TrueBlock Permanent Inkjet Shipping Labels are designed for reliable printing and secure mailing. Featuring Sure Feed technology for jam-free feeding and TrueBlock technology to cover underlying markings, these labels use Ultrahold permanent adhesive to stick to most smooth surfaces. Made from FSC-certified paper, they are ideal for high-volume shipping and mailing applications.