Disappears spontaneously, easily and quickly erasable with water or eraser. Air Erasable Pen can write on any surface, especially use for dress marking, shoe marking, handicraft, embroidery, cross stitch, patchwork, needlework and artificial flowers, etc. Water erasable pen can write on fabric surface, and is especially used for 11CT/14CT cross stitch, handicraft, needlework, etc for temporary marking. This fabric marker is handy for temporary marking of pattern instructions or designs on fabric, which can then be removed by dipping in water. Fabric marker pen used for dressmaking, crafts, quilting, embroidery and temporary line markings. Ink is erasable easily and quickly by water, making great convenience for your projects.