4 x 6 White Polypropylene Label - Thermal Transfer - All Temp Ultra Permanent Adhesive - Perforated - Wound Out - 3 Core - 8 Outer Diameter for Industrial Printers. 900 Labels per Roll - 4 Rolls per Case. Priced per Case. Also Available as a Roll (Part# AT2200TW-4-6-900-3-R). (Compatible 10008530 - E03444).