The Brother MK231BZ Black on White Blank Tape offers durable and secure labelling.Compliments Brother's P-Touch rangeThese tapes have been designed to last and are great for indoor labelling at home or in the office using a Brother P-Touch labelling machine.The self-adhesive foundation is convenient for use, so you can achieve a high quality label that stays securely in place. The Brother MK231BZ 12 mm Black on White Blank Tape is extremely resilient and comes with a one year guarantee.