MT Washi Masking Tape Block MT Washi Masking Tape Block mt washi masking tape is a decorative tape from Japan that can be used for crafting, gift wrapping, scrapbooking, home decoration and much more! Add a touch of colour to your life with the elegant \'Block\' tape which comes in a single roll. This double side printed tape features a different design on each side of the tape. When stuck on glass, you can enjoy the multiple designs from different angles due to the tape being see through. This versatile tape tears off easily, sticks immediately and peels off without leaving a trace.