The Faber-Castell Multimark white acrylic marker 101 185901 provides a pure, opaque white color on dark or transparent surfaces. Formulated with quick-drying, water-based acrylic ink that is waterproof and sunlight resistant, it has a medium fiber tip for consistent lines on glass, stone, wood, and plastic. It is the ideal white acrylic marker for artists and craftspeople to create highlights and handcrafted lettering.