102mm x 152mm (278 labels/roll) die cut labels for TD-4000 and TD-4100N label printers.Compatible Printers: Brother RuggedJet RJ-4230 B, Brother RJ-4230 B, Brother RJ-4200 Series, Brother RJ-4250 WB, Brother RuggedJet RJ-4000 Series, Brother RuggedJet RJ-4030, Brother RuggedJet RJ-4040, Brother TD-4000, Brother TD-4100 N