Bright in colour.easily absorbed,fastness.Avirulent environmental protection.It has passed the heavy metal detection.40 Colors,as follows:Red,Brilliant Blue,Black,Green,Golden,Dark Brown,Viridian,Blue,Orange,Nacarat,Mid Yellow,Blue-grey,Light Brown ,Turquoise Blue,Grass Green,Light Pink,Pink,Deep Pink,Royal Violet,Sky Blue,Nutella Brown,Emerald,Light Green,Fulvous,Gray,Ghost White,Dark Blue,Tawny,Buff,Peach,Forest Green,Olive,Cyan,Royal...