These avery weatherproof labels are a durable choice for shipping labels and barcodes. You can easily print your own designs and text onto the labels using a laser printer as they come on an a4 sized sheet. These labels are ideal for printing your own address labels and barcodes at home or in your workspace. They have a weatherproof design to help your packages get to their destination safely. They measure 99 x 139 mm. You can print directly onto these labels using a laser printer. You can access templates for printing with the software code l7071. They are uv-resistant, water-resistant and weatherproof. This pack contains 10 sheets with 4 labels per sheet. There are a total of 40 labels in this pack. The labels are white.