All labels sold by HouseLabels for use in DYMO Label Writers are tested to ensure that they fall within DYMO specifications. 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