If you're running an e-commerce business or ship packages regularly, these Msudoku labels are an absolute lifesaver! You get 10 rolls with 220 labels each - that's 2200 total shipping labels that should last you a good while. They're compatible with DYMO LabelWriter 4XL and 5XL printers, plus various other thermal printers from Zebra, Rollo, Munbyn and more. The 4x6 inch size is perfect for most shipping needs - big enough for addresses and barcodes to be clearly readable. The labels are BPA-free and resistant to water, smudging, and fading, so your shipping info stays legible even if packages get handled roughly. The adhesive is strong enough to stick securely to cardboard boxes and poly mailers without peeling off. Each roll is individually wrapped to protect the thermal coating from light exposure before use. They work great with all the major shipping platforms - Amazon, eBay, Etsy, Shopify, USPS, UPS, FedEx, you name it. The paper tube has a standard 1-inch diameter that fits most label dispensers. For the price, getting 2200 quality shipping labels is seriously good value compared to buying name-brand ones. Whether you're a small business owner or just someone who sells stuff online occasionally, these labels will make your shipping process so much smoother and more professional-looking!