Barcode Label - AirTrack Performance - 4" x 6" White Paper Label - Thermal Transfer - Permanent Adhesive - Perforated - Wound Out - 3" Core - 8" Outer Diameter for Industrial Printers. 1000 Labels per Roll - Priced per Roll. Also Available as a Case (Part# ATT-4-6-1000-3-PERM). (Compatible E06175-R).