This DYMO LetraTag Plastic Label Tape is a cassette which can easily be inserted into DYMO LetraTag machines. The labels are clear with black text and can be used on clean, flat surfaces including plastic, paper, metal, wood and glass. They're tear- and water-resistant making them durable and long-lasting. Features: This tape allows for printing of black text on clear tape. Each roll of tape measures 12 mm x 4 m. They are compatible for use with DYMO LetraTag machines. Each tape has an easy-peel backing for trouble-free application. The labels can be safely removed without leaving sticky residue The cassette is easy to load so you can do it yourself. This pack comes with 2x 12mm x 4 m rolls of tape.