Goma Gomu - Pack of 6 Colors: White, Yellow, Red, Blue, Green, Black Colorful Window For windows You can draw on glass and ceramics. A mysterious crayon that can be washed off with water or lukewarm water. Water-based pigment Comes in a case so your hands won't get dirty. Due to thickness, it will be packaged in a bag only, without bubble wrap. *Although it is new and the contents are unused, the outer box has some damage. Please understand.