Brother M Tapes

Brother M Tapes are compatible with certain Brother PT label printers and are available in 2 widths - 9mm and 12mm.
The M tapes come in various different colour combinations such as Black On White or Black On Yellow for example.

DK labels for the QL range can be found here.
TZ Tapes for the PT range can be found here.

The full range of Brother label printers can be found here.