Durable, thermal multipurpose labels are the perfect size for use as shipping labels. They are scratch-resistant, smudge-free and water-resistant. They also resist dirt, dust and grease. These labels are compatible with popular thermal label printers for a polished, professional look. Packed in a secure bag to protect from light and ensure optimal performance, these labels come packaged in rolls, making it easy for you to print one label or one hundred. Permanent adhesive helps them stick and stay in place. Labels are ideal for a variety of purposes such as mailing, postage labels, product samples, bar codes and UPC codes for tracking, shelving and inventory, and files identification. Each roll includes 300 labels (2-5/16" x 4").