Features: Water based ink, non-toxic & environmental. Drawing can disappear by itself. Water based ink, non-toxic ， environmental Drawing can disappear by itself Disappear time: 1 day - 7 days automatically disappear ， It can also be wiped off with water. Use: Cross Stitch Painting Ling,Fabric Markers,Chalk Tool,Pens Markers,Sewing Tools and so on.
Please noted: Disappear time to be different with temperature, humidity, cloth, dye, preservation method and so on.
