Laminated cable marking 21x21mm, black on white bottom, 250pcs / cassette Properties Moisture resistant, scratch resistant, oil resistant, chemical resistant Color category White Compatible with DYMO XTL 300, 500 Compatible number of 250 label (s) Media type PermanentSelf-adhesive vinyl labels Media colors Black on white Media sizes 21 x 21 mm Standards followed by UL 969 Printing Technology Thermal Transfer