Generic Shipping Labels Compatible w/ Brother DK-1241 (4" x 6"; 151mm*102mm) BPA Free (6 Rolls; 200 Labels per Roll) Label Lines International, along with Amazon Vendor Central, are the only two authorized resellers of HouseLabels products.While there are some Amazon storefronts legitimately reselling HouseLabels product, most claim to do so but do not (many times resulting in customer dissatisfaction and negative reviews for a product that we did not even produce - an unfortunate quirk in the Amazon marketplace). All HouseLabels Dymo, Brother and Avery compatible products carry the HouseLabels logo behind it. These labels are perfect for Many shipping uses and other home, Warehouse and office uses. Labels are smooth and bright white for professional results Labels are smudge-proof as well as water and oil resistant All temperature, strong permanent adhesive is excellent for all general purpose labeling applications Each roll is individually packed into a protective black polybag and then placed in a mini-carton to protect it from dirt, sunlight and scuffing. 200 Labels per Roll | 4" x 6" | 151mm*102mm | White | Direct Thermal | Permanent Adhesive | BPA Free NOTE: Does NOT include the black plastic cartridge. Cartridges are not universal for every roll. Please contact us if you need to purchase a reusable cartridge BROTHER P-touch Label Printers: QL-1050, QL-1050N, QL-1060N