3M™ Thermal Transfer Label Material 7779, White Polypropylene, Roll, Config. 54 in. 1371.6 mm. White. 3M ID 70000429335. 3M ID 70000429335. 3M Product Number. 3M™ Thermal Transfer Label Material 7818, Silver Polyester Matte, 4.5 in x 1668 ft, 1 roll per case. 1668 ft.