ESEN Replacement Label Tape Compatible For Brother PT-S641 TZ 641 TZe 641 P-Touch Black on Yellow 18mm Compatible For Brother PT-S641 TZ 641 TZe 641 P-Touch Printer Type: Black on Yellow PT-S641 For Brother Labelers P-Touch Length: 26.2 Feet (8m) Yield Width: 3/4" (18 mm)