... the color can last for a long time Water-soluble Pencil, Water PencilWater Erasable pencil is a special tool for ... time but disappear completely at once melting with water, and there will be no ink left. ... be easily and completely removed with water3.Water-bades ink(non-toxic) with 2 year shelf life. ... Japan, America, Europe, South Africa etc. Water-soluble Pencil, Water Pencil, COLOR PENCIL