3M Hand Masker Masking Plastic is waterproof and easy to wrap around objects. With paint-flake resistance and no paint bleed-through, it beats masking paper hands-down. Available in 6 in, 9 in and 12 in wide rolls of 120 yds. For use with the M3000 Dispenser in painting projects when protecting windows, trim, railings and other surfaces.3M Hand-Masker Masking Plastic, available in 12 in wide rolls of 120 yds. For use with the 3M Hand-Masker M3000 Dispenser in painting projects when protecting windows, trim, railings and other surfaces. Also works with Scotch Blue Tape and Paper Dispenser. 2x more per roll than 12in x 180ft roll of masking paper, this Masking Plastic is an ideal replacement for paper. It is waterproof so can be used outside without being affected by rain, dew or washwater and there is no paint bleed-through. The film is also flake resistant and translucent, allowing light to shine through when masking windows or lights. It is conformable and easy to wrap around objects.