This white Aqua Pigment is from Brutus Monroe. This aqua pigment is specially formulated watercolor that works with many types of mediums. This pigment can be used straight out of the bottle or it can have water added to it to lighten the color. This aqua pigment can be used for water coloring on watercolor paper or it can be used on cardstock. This pigment is nontoxic. This pigment comes in an eyedropper bottle which contains 0.5 fluid ounces.