... :use compatible for tz tape 2.Size:9mm,12mm,18mm 3.Packing specification:20pcs/box,8boxes/ctn 4.Inside length:8m ... industrial applications, can be used outdoors as well as indoors.3. usage example: cable mark, components mark, direction mark, folder mark ... , green, clear, white, black. Lable tape compatible for Brother TZ-231 barcode label tape label printer box tape brother barcode labels