Our compatible version of the Dymo S0721610 has been designed to work perfectly in conjunction with the LetraTAG QX50 and every other label printer listed on this page. Each compatible Dymo 91201 label cartridge is filled with 4 metres of black on white tape that is 12mm in width.The common sense selection of colours used by this S0721610 thermal tape cartridge means that labels produced by your Dymo labelling machine are easy to read wherever you decide to stick them. The manufacturer we have partnered with for the compatible 91201 has produced many fine alternatives to genuine Dymo tape all of which are incredibly versatile and long-lasting.