Features: 1.Disappearance time varies with temperature, humidity, cloth, dye, preservation method, etc. After painting will slowly fade, not to the specified time immediately disappear. Blue for water ? soluble pen, wash away. The reference time generally disappears completely within a few hours to one or two days, generally no more than 10 days. 2.In the strong adsorption of cloth (such as: cotton, polyester cotton, sponge) on the line disappearance time is longer, in nylon, chemical fiber and other weak adsorption on the cloth line disappearance time is very fast. 3.The vanishing time varies greatly with the different use methods (e.g. point, label, line segment, line label, etc.). 4.This product is made according to the principle of removing water (moisture) from the air. Immediately remove labeling as needed, and wipe with cleaning water. 5.Mainly used in clothing, embroidery, shoes, leather and other industries for marking, convenient and simple, an essential tool for shoes and clothing. specification:Condition: 100% New Item Type: Water Erasable Pen Material: Plastic + Fiber Optional Color: Blue, Rose Red, Purple Functions: Water erasable pen, cloth cutting tailor line tool PackageList:10 x Water Erasable Pen