The brother dk n55224 tape uses no inks or toners to produce their high quality labels thermal printing technology creates a cost efficient label that are cheap to produce are far more flexible then using sheets of labels the dk n55224 tape rolls come supplied on a caddy that just drops straight into the top of your ql label printer simply feed the end of the label roll though the machine and away you go features black on white 52mm tape width 3048m length paper non adhesive