... by this PPGI coil,with White,Green,Black,can writing many times and removeable easily. Writing Board can be made by this PPGI coil ... ,with White,Green,Black,can writing many times and removeable easily ... Coating,Top Coating:15+5um,Back Coating:5umColour:White,Green,Black etc.Usage:WRITING BOARD,WHITE BOARD. Writing Board PPGI