These Yellow standard address Labels are general purpose labels for envelopes, packages, file folders and countless other uses. Seiko Instruments SmartLabels are available in a variety of sizes, types and styles so you can label just about anything! There are labels for floppy disks, video cassettes, name tags, 35mm slides, and more.Media Size: 1.12 Width x 3.50" LengthNumber of Labels per Roll: 130Core Diameter: 0.79"Shape: RectanglePrint Technology: Direct ThermalColor: YellowMaterial: PaperWeight (Approximate): 1.80 ozAssembly Required: NoCountry of Origin: United States"