Purple Masking Tape 1" x 55 yard RollTape Planet Brand Purple Masking Tape has a low gloss finish, is easily written on, and is ideal for color coding, labeling, and school and art projects. The adhesive is formulated to have a good adhesion level to a variety of substrates yet provides an easy release without damage to a wide array of surfaces. Designed for color coding for identification or differentiation. Conformable to many irregular surfaces. Suitable for bundling, marking of defective parts or materials, produce marking, color coding, and polybag sealing.