... . Colour:White(standard), blue, green or other colors.6.Packing:plastic packed for per roll, 4 or 6 rolls in one ... to shrink, good positioning property.4. Perfect impact resistance.(Because grid's high strength and good toughness) 5. Mildew, pest control ... retaining, natural marble, plaster board, and renovating building surface.Packing :plastic packed for per roll, 4 or 6 rolls in one ...