This is our original blackboard paint "Purple Sweet Potato". It can be painted on wood, exterior walls, interior walls, wallpaper, fittings, etc. 　 【Applications】 Woodwork, indoor and outdoor mortar walls, kitchens, ceilings, plaster boards, wallpaper, etc. It is ideal not only as a chalkboard paint, but also as a children's room because of its ability to remove dirt easily. 【Features】 ・It is used for interior and exterior construction. ・Can be diluted with water. ・ It is glossy for 3 minutes. ・After drying, it is resistant to water and does not dissolve. 　 【How to use】 ・Be sure to adjust the substrate. ・If mold or mildew occurs on the old wall surface, treat it thoroughly with a mold remover. ・For walls that have undergone chalking (a state where white powder has been blown), use an impregnated sealer to harden the old wall before painting. ・If the paint does not stretch easily, dilute it with water. [Thinning rate: water] ・ In the case of brush / roller coating: 0-5% For air spray: 10-15% [Drying time] ・ Finger touch drying time (time until it does not stick to your fingers after touching): 30 minutes ・Curing time: 2 hours [Coating properties] ・Water resistance: 30 days or more, no change ・Acid resistance: 30 days or more, no change ・Alkali resistance: 48 hours or more, no change ・Wash resistance: 500 times or more [Precautions for painting] ・Do not use at temperatures below 5°C. ・Wash painting tools with water immediately after use. Once it dries, it does not dissolve in water again. [Reference retail price] ・200g 1800 yen ・1kg 4980 yen ・2kg 9500 yen ・3kg 12450 yen ・4kg 15800 yen [Paint area] -12m2